PRACTICE MATERIALS FOR
MATH VIOLYMPIC GRADE 3
2016
Page 1 of 59
CONTENTS
VIOLYMPIC MATH 3 _ ROUND 1 ... 2
VIOLYMPIC MATH 3 _ ROUND 2 ... 12
VIOLYMPIC MATH 3 _ ROUND 3 ... 19
VIOLYMPIC MATH 3 _ ROUND 4 ... 39
VIOLYMPIC MATH 3 _ ROUND 5 ... 43
VIOLYMPIC MATH 3 _ ROUND 6 ... 45
VIOLYMPIC MATH 3 _ ROUND 7 ... 47
VIOLYMPIC MATH 3 _ ROUND 8 ... 50
VIOLYMPIC MATH 3 _ ROUND 9 ... 53
VIOLYMPIC MATH 3 _ ROUND 10 ... 58
Page 2 of 59 VIOLYMPIC MATH 3 _ ROUND 1
1.1. Exam number 1:
Question 1:
Which odd number comes right after? 31 33 35 ____
Question 2:
Calculate: 7 × 5 + 5 × 7 = ……..
Question 3:
Find the sum of all even numbers in the following table:
Answer: The sum is:……
Question 4:
Put the correct sign >; = ; <
32 + 3 ….. 6 × 5 Question 5:
How many squares are there in the following figure?
Answer: There are….. squares.
Question 6:
Anna has 23 candies. Her mother gives her 10 candies more. How many candies does Anna have now?
Page 3 of 59 Answer: Anna has ……… candies now.
Question 7:
Find the sum of all odd numbers in the following table:
Answer: The sum is ……….
Question 8:
Which even number comes right before?
___ 10 12 14 16
Question 9:
There are 15 apples in one box and 21 oranges in another box. How many fruits are there in total?
Answer: There are …….. fruits in total.
Question 10:
Mary has 10 pens. She gives 3 pens to Anna and Mark gives her 4 pens more. How many pens does Mary have now?
Answer: Mary has ……… pens now.
Question 11:
Which even number comes left before? ____ 12 14 16 Question 12:
Compute: 6 × 5 + 5 × 4 = ……..
Question 13:
Find the sum of all numbers in the following table:
Page 4 of 59
Answer: The sum is:……
Question 14:
Put the correct sign >; = ; <
24 + 26 ……….. 5 × 10 Question 15:
How many rectangles are there in the following figure?
Answer: There are……..rectangles.
Question 16:
Tony has 40 apples. He gives Mary 17 apples. How many apples does Tony have now?
Answer: Tony has ……… apples now.
Question 17:
Find the sum of all even numbers in the following table:
Answer: The sum is ……….
Page 5 of 59 Question 18:
Which odd number comes right after?
71 73 75 77 ______
Question 19:
There are 93 candies in red box and 17 candies in blue box. How many candies are there in total?
Answer: There are ………… candies in total.
Question 20:
Jack has 24 rulers. His mother gives him 4 rulers. He gives Tim 7 rulers. How many rulers does Jack have now?
Answer: Jack has ………… rulers now.
Question 21:
1; 4; 7; 10… Write the next 3 numbers.
Answer:………
Question 22:
11; 14; 17;… 65; 68. How many numbers in the series?
Answer: ……….
Question 23:
11; 14; 17;… 65; 68. Find the sum of all numbers?
Answer: ……….
Question 24:
3; 6; 9… If the series has 15 numbers, what is the greatest number?
Answer: ……….
Question 25:
Page 6 of 59 2000; 1995; 1990; … If the series has 100 numbers, what is the smallest number?
Answer: ……….
Question 26:
4; 10; 16; 22…Find the sum of the first 20 numbers.
Answer: ……….
Question 27:
1; 2; 3; 4; 5… How many even numbers less than 50 in the series?
Answer: ……….
1.2. Exam number 2: Find pairs of the same value a.
23 10 5 x 5 4 x 5 + 3
40 50 21 + 12 3 x 6 + 4 x 7
25 34 – 4 x 2 3 x 9 + 13 26
23 + 27 4 x 7 3 x 7 – 2 x 5 25 – 5 x 3
11 28 46 33
b.
5 x 9 – 11 23 + 27 4 x 5 + 3 26
23 3 x 7 – 2 x 5 34 12
3 x 2 + 2 x 3 4 x 7 25 2 x 3 + 45
50 11 51 33
5 x 5 34 – 4 x 2 21 + 12 28
1.3. Exam number 3: Fill in the blank with suitable answer.
Question 1:
Which odd number comes next?
5 7 9 11 …………..
Page 7 of 59 Question 2:
Write “seven hundred and sixteen” in number.
Answer: ………….
Question 3:
Which number marks the equation true?
23 + 4 = 3 × ……….
Question 4:
How many days are there in 4 weeks?
Answer: There are ……….. days in 4 weeks.
Question 5:
If you can make 5 paper flowers each hour. How many paper flowers will you have after 3 hours?
Answer: You will have ………… paper flowers.
Question 6:
There are 23 kiwis and 11 bananas in a box. How many more kiwis than bananas are there in this box?
Answer: ………
Question 7:
Write the even number between 37 and 39.
Answer: ………….
Question 8:
Write the following numbers in increasing order: 11; 43; 2; 87 (use “;” between the numbers)
Answer: ………….
Page 8 of 59 Question 9:
Mark has seventeen stamps. Min has two stamps less than Mark. How many stamps does Min have?
Answer: Min has ………….. stamps.
Question 10:
Find the greatest number in the following table.
Answer: The greatest number is …………..
Question 11:
Which even number comes next?
32 34 36 …………..
Question 12:
Write “nine hundred and fourteen” in number.
Answer: ………….
Question 13:
Which number marks the equation true?
36 + 4 = 5 × ……….
Question 14:
How many pens are there in 2 dozens of pens?
Answer: There are ……….. pens in 2 dozens of pens.
Question 15:
Lan can makes 9 paper boats each hour. How many paper boats can Lan make after two hours?
Page 9 of 59 Answer: Lan can make ………… paper boats.
Question 16:
There are 35 balls and 21 kites in a toy box. How many more balls than kites are there in this toy box?
Answer: ………
Question 17:
Write the odd number between 72 and 74.
Answer: ………….
Question 18:
Find the smallest number in the following table:
Answer: The smallest number is ……….
Question 19:
Linda has fifty cookies. Her sister has seven cookies more than Linda. How many cookies does her sister have?
Answer: Linda’s sister has ………….cookies.
Question 20:
Write the following numbers in increasing order: 7; 91; 32; 64 (use “;” between the numbers)
Answer: ………
Question 21:
Page 10 of 59 Write the number: nine hundred and seven
Answer: ……….
Question 22:
Write the number: forty eight Answer: ………..
Question 23:
Write the number: six hundred and twenty two Answer: ………..
Question 24:
What is the place value of digit 7 in 750?
Answer: ………..
Question 25:
What is the place value of digit 0 in 120?
Answer: ………..
Question 26:
What is the face value of digit 3 in 349?
Answer: ………..
Question 27:
Find the number between 20 and 22?
Answer: ………..
Question 28:
How many numbers are there between 11 and 21?
Answer: ………
Question 29:
How many numbers less than 11?
Answer: ………
Question 30:
Find the number right after 332?
Answer: ………..
Question 31:
The length of a rectangle is 2 times of the width. The area is 32cm2. Find the perimeter.
Answer: ………..
Question 32:
Page 11 of 59 The perimeter of a rectangle is 72cm. If the width decreases by 6cm and the length is unchanged, the area decreases by 120cm2. Find the width.
Answer: ……….
Question 33:
A square is divided into 2 rectangles. The total perimeter of 2 rectangles is 6420cm. Find the perimeter of the square.
Answer: ………...
Question 34:
Choose the correct signs (>; < or =): 620 – 20 ……… 500 + 100 + 1 Question 35:
Choose the correct signs (>; < or =): 40 + 200 ……….. 239 Question 36:
Choose the correct signs (>; < or =): 1kg ………… 900g + 99g
Page 12 of 59 VIOLYMPIC MATH 3 _ ROUND 2
2.1. Exam number 1: Arrange the values in increasing order a.
105 + 105 259 + 131 100 + 109 + 101
The smallest 1 – digit number
200 + 120 150 + 50 109 + 137 170 + 60
151 + 150
The greatest 3 – digit
number One hundred and one
The smallest odd 2 – digit number
231 + 39 300 + 30 + 3 605 – 402
The greatest 2 – digit number
200 + 120 + 2 45 + 55 100 + 10 + 1 200 + 20 + 2
b.
24:6 49:7 7x4 21
36:6 6x7 6x4 34
7x5 25 54:6 29
5x6 44 31 60:6
36 38 4x10 6x3
2.2. Exam number 2: Find out the treasure Question 1:
Which number is missing from the following sequence?
912 908 …… 900 896
a. 907 b. 902 c. 904 d. 908
Question 2:
Page 13 of 59 Which of the following numbers is an even number?
a. 283 b. 238 c. 177 d. 771
Question 3:
Which number is missing from the following sequence?
327 330 ……… 336 339
a. 332 b. 335 c. 333 d. 331
Question 4:
Mary and Mark made a total of 248 stars. Mary made 137 stars. How many stars did Mark make?
Answer: Mark made …….. stars.
Question 5:
Put these numbers in order from greatest to least.
987 789 978 798
a. 987; 978; 798; 789 b. 987; 789; 978; 798 c. 789; 798; 978; 987 d. 789; 987; 798; 978 Question 6:
Which number makes the following statement true?
773 + 127 = ……... + 250
a. 450 b. 541 c. 551 d. 650
Question 7:
Which number makes the following statement false?
457 + 324 > 278 + ………..
a. 502 b. 501 c. 500 d. 503
Page 14 of 59 Question 8:
Calculate: 100 + 230 + 320 = ………
Answer: ………..
Question 9:
Grade 3 in the A school has 272 in which 150 students are boys. How many students are girls in grade 3?
Answer: There are ……….. girls in grade 3.
Question 10:
Which of the following numbers is an odd number?
a. 441 b. 144 c. 414 d. 444
Question 11:
Which number is missing from the following sequence?
320 322 ………326 328
a. 302 b. 321 c. 324 d. 329
Question 12:
Mary and Jane made a total of 405 kites. Mary made 201kites. How many kites did Jane make?
Answer: Jane made …….. kites.
Question 13:
Compute: 201 + 302 – 111 = …………..
Answer: …………..
Question 14:
Put these numbers in order from least to greatest.
Page 15 of 59 778 787 668 686
a. 778; 787; 686; 668 b. 668; 686; 778; 787 c. 787; 778; 668; 686 d. 686; 668; 778; 787 Question 15:
Which number makes the following statement true?
496 – 322 = ………. +100
a. 73 b. 174 c. 74 d. 173
Question 16:
Which number makes the following statement false?
233 + 367 < 300 + ………..
a. 302 b. 299 c. 301 d. 303
Question 17:
Lisa has 49 stars. She gives Linda nine stars and gives Jack four stars. How many stars does Lisa have now?
Answer: Lisa has ………..stars now.
Question 18:
Grade 3 in the A school has 383 in which 140 students are girls. How many students are boys in grade 3?
Answer: There are ……….. boys in grade 3.
Question 19:
Which of the following numbers is an even numbers?
103 107 118 181 109 Answer: …………..
Page 16 of 59 Question 20:
Find the number right before 543?
Answer: ………
Question 21:
Find the number greater than 34 and less than 36 Answer: ………..
Question 22:
What number is it? Two hundreds, four tens, nine ones Answer: ………
Question 23:
What number is it? 3 tens Answer: ………
Question 24:
Find x such that x:2:3 = 3 Answer: ……….
Question 25:
How many 3-digit numbers can be made from 1; 2; 8 such that all digits of the number are different?
Answer: ………
Question 26:
40dm 3cm = ……..cm Question 27:
4m …4cm = …….cm Question 28 :
Calculate 9kg + 27g = ………….
Question 29:
Calculate 12g + 400g = ………
Question 30:
A box of milk weighs 485g and the container weighs 79g. What is the weight of the milk in the box?
Answer: ………
Question 31:
A string is 36cm long and cut into 6 equal pieces. How long is each piece?
Page 17 of 59 Answer: ……….
Question 32:
How many months in a year have 31 days?
Answer: ……….
Question 33:
How many months in a year have 30 days?
Answer: ……….
Question 34:
How many minutes in a day?
Answer: ………...
Question 35:
How many days in a week?
Answer: ………
Question 36:
If 01/December/2015 is Tuesday. What is the date of the last Tuesday in this month?
Answer: ………
Question 37:
Which year has 29-day February? 2000; 2001; 2002; 2003 Answer: ………
Question 38:
A triangle has 3 equal sides and each side is equal 1dm6cm. What is the perimeter?
Answer: ………..
Question 39:
The perimeter of a rectangle is 44cm. The length increases by 2cm and the width decreases by 2cm. What is the new perimeter?
Answer: ………..
Question 40:
The perimeter of a rectangle is 46cm. If the length decreases by 2cm and the width increases by 2cm, it becomes a square. Find the length.
Answer: ……….
Question 41:
The perimeter of a rectangle is 72cm and the perimeter is 8 times of the width. Find the area.
Answer: ……….
Page 18 of 59 2.3. Exam number 3: Find pairs of the same value
a.
Six hundred and fourteen
650 416 Five hundred and
fifty five One hundred and two Four hundred and
sixteen
Six hundred and fifty 313
Three hundred and thirteen
143 614 102
Four hundred and four
Seven hundred and forty five
745 Two hundred and
twenty two
404 222 555 One hundred and
forty three b.
222 212 Seven hundred and
fifty four
555
Five hundred and fifty five
Five hundred and ninety
330 102
650 754 One hundred and
thirty four
Two hundred and twelve Two hundred and
twenty two
590 416 One hundred and two
Three hundred and thirty
Four hundred and sixteen
134 Six hundred and fifty
c.
4x8 5x9 25+50 27+49
66+19 76 148+50 85
18+14 60-15 150+36 175+23
519+406 493+432 117+81 549+341
437+453 372+136 97+89 75
Page 19 of 59 VIOLYMPIC MATH 3 _ ROUND 3
3.1. Exam number 1: Arrange the values in increasing order a.
3 x 10 + 2 x 9 700 + 90 + 1
The greatest 3-digit number in which 2 is the tens digit.
The numbers of even numbers less than 20.
3 hundreds + 25 tens 768 – 314
The number that comes right before 122 2
900 + 30 Find x such that x : 4 + 5
b.
Find y such that 9 = y x 3
The number that comes right before 122
The greatest 3-digit number in which 2 is the tens digit.
768 – 314
The place value of 2 in 234 18 tens + 5 ones
2 900 + 30
16 : 2 Find y such that 19 < y x 4 < 21
3.2. Exam number 2: Fill in the blank with suitable answer Question 1:
Fill in the blank with the suitable sign >; < or =
Page 20 of 59 5 × 8 + 95 ……… 700 – 548
Question 2:
Grade 3 has 352 students and 28 students less than grade 2. How many students are there in the grade 2?
Answer: There are …………. students in the grade 2.
Question 3:
If each student has 5 pencils, then three students have ………….pencils.
Answer: ……….
Question 4:
The number just after 659 is ………….
Question 5:
A polyline ABCD’s length is 543cm. The total length of AB and BC is 227cm. The length of CD is …………cm.
Answer: ………
Question 6:
Find the sum of the greatest and the smallest of these numbers.
Answer: The sum is ………….
Page 21 of 59 Question 7:
Find the missing number in the box:
Answer: …………..
Question 8:
In a book-shelf, there were 275 books in the upper case and 170 books in the lower case at first. 70 books are taken in each case. How many books are there now?
Answer: There are …………. books.
Question 9:
How many squares are there in this figure?
Answer: There are ……… squares.
Question 10:
Find A + B + C such that
Answer: A + B + C = ………
Question 11:
The perimeter of this triangle is ………….. cm
Page 22 of 59 Question 12:
How long is it from ten to eight to half past eight?
Answer: ……… minutes.
Question 13:
In the number 795, the digit ………… is in the ones place.
Question 14:
Find x such that 5 ͓x 9 + 13 < 5x, x is a digit.
Answer: x = …………..
Question 15:
How many 2 - digit numbers such that product of its digits is 4?
Answer: There are …………. numbers.
Question 16:
Fill in the blank with the suitable sign >; < or = 6 × 8 - 15 ……… 300 – 201
Question 17:
There are 127 chairs in classroom A. There are 45 chairs less than in classroom B. How many chairs are there in total?
Answer: There are …………. chairs in total.
Question 18:
Each book-shelf has 32 books. How many books are there in 4 book-shelves?
Answer: There are …………. books.
Question 19:
The number just before 399 is ………….
Page 23 of 59 Question 20:
How many rectangles are there in this picture?
Answer: There are ………….. rectangles.
Question 21:
Find the sum of the greatest and the smallest of these numbers.
Answer: The sum is ………….
Question 22:
Find the missing number : 24 + 46 = ……….× 10 Answer: …………..
Question 23:
There are 60 minutes in an hour. How many seconds are there in 9 hours?
Answer: There are …………. minutes.
Question 24:
How long is it from half past two to half past four?
Answer: ………hours.
Question 25:
Find x such that x:5+6 = 11 Answer: ……….
31 45 27
119 39 49
Page 24 of 59 3.3. Exam number 3: Choose the correct answer
Question 1:
223 + …….. = 388
The correct number to fill in the blank is:
a. 163 b. 165 c. 166 d. 164
Question 2:
The number between 788 and 790 is
a.700 b. 787 c. 791 d. 789
Question 3:
Choose the greatest number
a.481 b. 148 c. 814 d. 841
Question 4:
James has 9 boxes of ball. There are 4 balls in each box. How many balls does James have?
a.36 b.40 c.44 d.32
Question 5:
How many distinct 3 – digit numbers that can be formed by using 3 digits 3,4,5 are there?
a.6 b.4 c.8 d.3
Question 6:
How many figures are painted
a.1 b. 0 c. 2 d. 3
Question 7:
Find a number such that after dividing by 4, the sum of the quotient and 20 is 24.
a.20 b.16 c.24 d.4
Question 8:
Which of the following number is smallest?
Page 25 of 59
a. 435 b. 534 c. 547 d. 457
Question 9:
24 cookies are shared equally to 4 children. How many cookies does each child have?
a.8 b.6 c.4 d.7
Question 10:
How many triangles are there in this figure?
a.8 b.7 c.6 d.9
Question 11:
Given that:
a.9 b.7 c.6 d.8
Question 12:
In Ms Nga’s book-store, th book-shelf has 7 cases. There were 5 books in each case. Afer selling 7 books, she arranged the books equally in 4 cases.
How many books are there in each case now?
a. 8 books b. 5 books c. 7 books d. 4 books
Question 13:
Write consecutive numbers from 1 to 15 to form one number, then this number has……..digits.
Page 26 of 59
a. 21 b. 30 c. 23 d.15
Question 14:
In 892, which digit is in the tens place?
a.9 b.8 c.2 d.1
Question 15:
Lan writes a 3-digit number. The greatest 2-digit number is 59 units less than this number.
What number does Lan write?
a.159 b.99 c.40 d.158
Question 16:
10 students are standing in a row. They start calling out 1,2,3… from the left and Mickey calls out 4. If the calling starts from the right instead, what number will Mickey call out?
a.6 b.8 c.7 d.5
Question 17:
The calculation 1 + 3 + 2 x 6 = 22 is incorrect and you can be made correct by increasing one of the numbers in it by 1. Which number should it be?
a.6 b.1 c.2 d.3
Question 18:
454 + …….. = 975
The correct number to fill in the blank is:
a. 163 b. 521 c. 512 d. 361
Question 19:
The number between 287 and 289 is
a.288 b. 287 c. 291 d. 290
Question 20:
Choose the smallest number
a.481 b. 148 c. 814 d. 841
Page 27 of 59 Question 21:
Tim has 20 boxes of pens. There are 6 pens in each box. How many pens does Tim have?
a.136 b.140 c.144 d.120
Question 22:
How many distinct 3 – digit numbers that can be formed by using 3 digits 7, 8, 9 are there?
a.6 b.4 c.8 d.3
Question 23:
Find a number such that after dividing by 6, the sum of the quotient and 10 is 16.
a.26 b.16 c.36 d.24
Question 24:
Find out the greatest number
a.405 b.504 c.908 d.809
Question 25:
45 apples are shared equally to 5 students. How many apples does each student have?
a.5 b.6 c.4 d.9
Question 26:
Grade1 has 365 students and grade 2 has 23 students less than grade 1. How many students are there in grade 2?
Answer: ………
Question 27:
An aerobic group has 195 people. 120 of them are boys. How many girls are there in the group?
Answer: ………
Question 28:
Viet has 65 marbles. Viet gives Nam 12 marbles then Viet gives Hung 15 marbles. How many marbles does Viet have left?
Answer: ………
Page 28 of 59 Question 29:
A store sold 294kg of rice in the morning; in the afternoon it sold 325kg of rice. How many kilograms of rice did the store sell?
Answer: ……….
Question 30:
Tuan has 4 friends and each of Tuan’s friend collects 9 flowers. How many flowers do all friends of Tuan collect?
Answer: ………..
Question 31:
There are 24 hours in a day. How many hours are there in 3 days?
Answer: ………..
Question 32:
A chicken’s weight is 2kg and a dog’s weight is 10kg. The dog’s weight is …….times of the chicken’s.
Answer: ………...
Question 33:
102cm = …….m …….cm Question 34:
The perimeter of a rectangle is equal to that of a square with 6cm side. Find the perimeter of the rectangle.
Answer: ……….
Page 29 of 59 MORE PRACTICE
1. ROUND 1
1.1. Exam number 1: Arrange the values in increasing order
Answer:
(6) < ... < ... < ... < .... < .... < ....
1.2. Exam number 2: Find out the treasure Question 1:
How many days are in a week?
Answer: There are ...
a. five days b. six days c. seven days d. twelve days Question 2:
Find x if x : 7 = 5 Answer: x = ...
a. 35 b. 30 c. 25 d. 40
Question 3:
Which is the same as 31 - 5?
a. 5 x 5 b. 20 + 6 c. 8 x 4 – 4 d. 6 x 5 - 1
Question 4:
Page 30 of 59 Choose the expression that the result is 13?
a. 7 x 2 + 1 b. 3 x 5 - 2 c. 4 x 3 - 1 d. 6 x 3 - 3 Question 5:
Pox is the sixth student in line and there are three students behind in the line.
How many students are there in the line?
a. nine students b. six students c. eight students d. seven students
1.3. Exam number 3: Fill in the blank with the suitable answer Question 1:
Mrs. Jane buys three egg trays. One of them is shown in the picture below. How many eggs does she have?
Answer: She has ... eggs.
Question 2:
21cm : 3 = ... cm Question 3:
Find x such that x - 23 = 45 Answer: x = ...
Question 4:
How many circles are there?
Answer: There are ... circles.
Question 5:
Page 31 of 59 4 + 4 + 4 + 4 + 4 = 4 = 4 x M
The value of M is ...
Question 6:
A pen cost 2 dollars. Jenny buys five pens. How much does Jenny pay Answer: Jenny pays ... dollars for five pens.
Question 7:
How many numbers greater than 23 are there?
Answer: There are ... numbers.
Question 8:
If 35 : 5 x X = 0 then X = ...
Question 9:
How many blue circles are there in the following picture?
Answer: There are ... blue circles.
Question 10:
Find x such that: x + 28 = 42 Answer: x = ...
Page 32 of 59 2. ROUND 2
2.1. Exam number 1: The top of brainpower Question 1:
What is the value of the underlined digit: 642 Question 2:
The perimeter of this triangle is ... cm.
Question 3:
Bees and butterflies are insects.
There are ... insects in the picture.
Question 4:
Find the difference of the least and greatest of these numbers.
Question 5:
Calculate: 800 : 4 = ...
Question 6:
Page 33 of 59 The sum of the least and the greatest of these numbers.
Question 7:
Anna's mother is 37 years old. Anna's mother's age is 28 years more than Anna's age. How old is Anna?
Question 8:
A puppy eats 312g of food on Saturdat and 285g of food on Sunday. The total amount of food that the puppy eats on the weekend is ... g.
Question 9:
Write >, < or = in the blank: 327 + 120 ... 661 - 213 Question 10:
The value of the expression: 4 x 8 + 35 is ...
2.2. Exam number 2: Find pairs of the same value
Page 34 of 59 2.3. Exam number 3: Choose the correct answer
Question 1:
Which number is smaller than 723?
a. 730 b. 742 c. 719 d. 732
Question 2:
The result of the calculation 2 x 2 x 10 is ...
a. 40 b. 14 c. 30 d. 20
Question 3:
Which of the following numbers is the greatest?
a. 735 b. 537 c. 573 d. 375
Question 4:
What time does the clock show? Answer using digits and a colon.
a. 10 : 10 b. 2 : 50 c. 7 : 10 d. 10 : 35
Question 5:
The perimeter of a square is 200cm. The length of each its side is ... cm.
a. 50 b. 10 c. 15 d. 30
Question 6:
Which of the following calculations is not correct?
a. 317 + 235 = 542 b. 832 - 271 = 561 c. 426 + 138 = 564 d. 762 - 214 = 548
Page 35 of 59 Question 7:
If you mix magenta and yellow the which color will you get?
a. White b. Blue c. red d. cyan
Question 8:
A pet store has 9 tanks of fish. There are 4 fish in each tanks. How many fish does the pet store have in all?
a. 27 b. 36 c. 45 d. 32
Question 9:
The missing number fill in the blank is ...
a. 100 b. 4 c. 9 d. 10
Question 10:
The sum of two numbers is 762. One of the numbers is the least 3-digit number. Find their difference.
a. 576 b. 662 c. 562 d. 627
Page 36 of 59 3. ROUND 3
3.1. Exam number 1: Fill in the blank with suitable answer Question 1:
Fill in the blank with the suitable sign (>; =;<) Compare: 4782 ... 4827
Question 2:
9 hours 5 minutes = ... minutes Question 3:
5km 12m = ... m Question 4:
Calculate: 2088 : 6 = ...
Question 5:
Alan is five years old. His sister Bethany is seven years older than him. What is the sum of their ages?
Answer: ………….
Question 6:
Anna is reading a book that has 192 pages. Mary is reading a book that has three times as many pages as Anna’s book. How many pages does Mary’s book have?
Answer: Mary’s book has ……….. pages.
Question 7:
There are 3 bags of beans. Each bag contains 78 beans. How many beans are there in all?
Answer: There are ………..beans.
Question 8:
If 63 apples are divided to 7 students, how many apples will each student have?
Answer: Each student has …………apples.
Question 9:
I am an odd 2-digit number. The sum of my digits is 9. My greatest value is ...
Page 37 of 59 Question 10:
If you add 10000 to the largest 5- distinct digit number that can be formed by using the digits 5, 7, 6, 4, 2, then what is the resulting sum?
Answer: ………
3.2. Exam number 2: Find out the treasure Question 1:
Calculate: (3726 + 2954) x 0 = ...
Question 2:
Find m such that 9384 : m = 4.
Answer: m = …………..
Question 3:
She bought ... less ice-creams than apples.
Question 4:
Answer: ………..
Question 5:
If the 2nd day of a month is Monday then the 27th day of the month is ...
a. Thursday b. Friday c. Wednesday d. Tuesday Question 6:
Calculate: 67 + 33 – 55 = ……….
Page 38 of 59 3.3. Exam number 3: Find pairs of the same value
Page 39 of 59 VIOLYMPIC MATH 3 _ ROUND 4
4.1. Exam number 1: Find out the treasure Question 1:
Multiply: 7 x 1 = ...
Question 2:
Multiply: 7 x 2 = ...
Question 3:
Multiply: 7 x 3 = ...
Question 4:
Multiply: 7 x 4 = ...
Question 5:
Multiply: 7 x 5 = ...
Question 6:
Multiply: 7 x 6 = ...
Question 7:
How many flowers are there?
Question 8:
Bob caught ... fish.
Page 40 of 59 Question 9:
Peter caught ... fish.
Question 10:
Jack caught ... fish.
4.2. Exam number 2:
Question 1:
Divide: 70 : 7 = ...
a. 9 b. 10 c. 7 d. 8
Question 2:
Divide: 42 : 7 = ...
a. 6 b. 5 c. 7 d. 8
Question 3:
Divide: 63 : 7 = ...
a. 10 b. 9 c. 7 d. 8
Question 4:
Find y such that 21 : y = 7
a. 1 b. 2 c. 3 d. 4
Page 41 of 59 Question 5:
If 28 : x = 7 then x = ...
a. 4 b. 3 c. 1 d. 2
Question 6:
Plant tree
If Anna plants 24 trees then = ... trees.
a. 6 b. 4 c. 7 d. 8
Question 7:
Find X such that 7 x X = 42
a. 6 b. 5 c. 7 d. 8
Question 8:
Each bag has 7 potatoes. How many potatoes are there in the nine bags?
a. 42 b. 56 c. 63 d. 49
Question 9:
A pet store has 7 fish tanks. This is one of them. How many fish does the store have?
a. 28 b. 21 c. 14 d. 35
Page 42 of 59 Question 10:
If X x 3 = 7 x 6 then X = ...
a. 21 b. 14 c. 7 d. 9
4.3. Exam number 3: Find pairs of the same value
Page 43 of 59 VIOLYMPIC MATH 3 _ ROUND 5
5.1. Exam number 1: Arrange the value in increasing order
5.2. Exam number 2: Fill in the blank with the suitable number.
Question 1:
Calculate: 30 x 7 = ...
Question 2:
Convert: 3m = ... mm Question 3:
Calculate: 35 x 4 = ...
Question 4:
Convert: 1km = ... m Question 5:
There are 6 students in a school's drawing club. Last month, each student in the club drew 7 pictures. How many pictures are drawn in all?
Question 6:
If 20 : y = 5 then y = ...
Question 7:
Page 44 of 59 Fill in the missing number: 27 : ... = 3
Question 8:
If 12 : x = 4 then x = ...
Question 9:
How many right angles are there in the figure?
Question 10:
5m + 20dm = ... cm
5.3. Exam number 3: The top of brainpower Question 1: Divide: 28 : 7 = ...
Question 2: Divide: 21 : 7 = ...
Question 3: Divide: 42 : 6 = ...
Question 4: Divide: 42 : 7 = ...
Question 5: Divide: 160cm : 5 = ... cm Question 6: 8dm 3mm = ... mm + 3mm Question 7: 7m + 200cm = ... cm.
Question 8: ...m - 200cm = 500cm
Question 9:If ab - mn = 27 then 2mn - 1ab = ...
Question 10:
The value of M is ...
Page 45 of 59 VIOLYMPIC MATH 3 _ ROUND 6
6.1. Exam number 1: Fill in the blank with the suitable answer Question 1:
Compare m and n if m is the greatest 3−digit number and n is the smallest 4−digit number.
Fill in the blank with the suitable number:
Question 2:
Convert: 3km = ... m.
Question 3:
Convert: 4km = ... hm.
Question 4:
Convert: 5dm = ... mm.
Question 5:
Calculate: 35cm x 2 = ... cm.
Question 6:
Calculate: 125dm + 12dm = ... dm.
Question 7:
Calculate: 34m x 5 = ... m.
Question 8:
Calculate: 9dam + 3dam = ... dam.
Question 9:
Convert: 7m = ... cm.
Question 10:
I am a two−digit number. I have digit "0" in the ones place. When I am divided by 6, the quotient is 8 and has remainder. Who am I?
6.2. Exam number 2:
Question 1: Multiply: 8 x 8 = ...
Question 2: Multiply: 8 x 3 = ...
Page 46 of 59 Question 3: Multiply: 8 x 4 = ...
Question 4: Multiply: 8 x 6 = ...
Question 5: Multiply: 8 x 5 = ...
Question 6:If y : 5 = 8 then y = ...
Question 7: If x : 7 = 8 then x = ...
Question 8: Calculate: 8 x 5 + 8 = ...
Question 9: 8 x n = 1*. The value of n is ...
Question 10: Find X such that 8 x X = 2*.
6.3. Exam number 3: Choose the correct answer Question 1:
Divide: 32 : 8 = ...
a. 4 b. 5 c. 6 d. 3
Question 2:
Divide 8 : 8 = ...
a. 4 b. 1 c. 2 d. 3
Question 3:
If 8 x X < 70 then the greatest value of x is ...
a. 9 b. 7 c. 6 d. 8
Question 4:
Find x such that 56 : x = 8.
a. 6 b. 9 c. 8 d. 7
Question 5:
Three years ago, mothers age is eight times as old as sons age. Mother is thirty five years old now. How old is son now?
a. 4 b. 5 c. 6 d. 3
Page 47 of 59 VIOLYMPIC MATH 3 _ ROUND 7
7.1. Exam number 1: Find out the treasure Question 1:
Multiply 9 x 5 = ...
a. 48 b. 40 c. 47 d. 45
Question 2:
Multiply: 9 x 7 = ...
a. 62 b. 65 c. 61 d. 63
Question 3:
Multiply 9 x 2 = ...
a. 18 b. 14 c. 19 d. 16
Question 4:
Multiply 9 x 9 = ...
a. 81 b. 84 c. 83 d. 82
Question 5:
Calculate: 9 x 10 - 34 = ...
a. 65 b. 56 c. 64 d. 46
Question 6:
...g x 4 = 860g The missing number is:
a. 205 b. 225 c. 215 d. 235
Question 7:
... of the below circle is not colored.
Page 48 of 59
a. 1/3 b. 1/5 c. 1/4 d. 1/6
Question 8:
... of the figure below is colored.
a. 1/3 b. 1/5 c. 1/4 d. 1/6
Question 9:
Mary has five packs of pencils. There are 9 pencils in each pack. John has 16 pencils. How many pencils do they have in all?
a. 51 b. 66 c. 56 d. 61
Question 10:
The product of y and 9 is a two-digit number that has the digit 8 in the tens place. When y is divided by 9, the remainder is ...
a. 0 b. 1 c. 9 d. 8
7.2. Exam number 2: Choose 2 consecutive cells which have the same or equal value.
Page 49 of 59 7.3. Exam number 3: Fill in the blank with the suitable number
Question 1:
36 : ... = 9 Question 2:
18 : 9 = ...
Question 3:
... : 9 = 3 Question 4:
63 : 9 = ...
Question 5:
Follow the arrows and find the result:
Question 6:
1/5 of 45g is ...g.
Question 7:
1/N of 54g is 9g. The value of N is ...
Question 8:
1/M of 72g is 9g. The value of M is ...
Question 9:
The product of x and 9 is the greatest 2-digit number. The value of x is ...
Question 10:
Adding 35 to the smallest two-digit number and dividing the sum by the biggest one-digit number we get ...
Page 50 of 59 VIOLYMPIC MATH 3 _ ROUND 8
8.1. Exam number 1: Arrange the values in increasing order
8.2. Exam number 2: Fill in the blank with the suitable number Question 1:
Find x such that x + 34 = 99 Question 2:
Write the missing number in the blank
Question 3:
Calculate: 123 + 456 Question 4:
Write in numbers “Nine hundred and twenty – two”
Question 5:
Each box has 12 color pencils. How many pencils are in 3 of these boxes?
Question 6:
Two apples weight 100 gram. Then ten apples weight ….gram.
Page 51 of 59 Question 7:
Write the missing number in the blank
Question 8:
Write the missing number in the blank
Question 9:
There are 56 students lining up in rows, there 7 students in each row. How many rows are there?
Question 10:
The perimeter of rectangle ABCD is 20cm and the length of segment AB is 6cm. What is the length of segment BC?
8.3. Exam number 3:
Question 1:
Which number makes the equation true?
163 + 100 = ... + 102
a. 161 b. 262 c. 165 d. 365
Question 2:
Find the value of x is ...
a. 2 b. 8 c. 4 d. 6
Question 3:
Which number is smallest?
Page 52 of 59
123 132 321 231
a. 321 b. 123 c. 231 d. 123
Question 4:
What time will it be in 30 minutes?
a. 10:00 b. 2:20 c. 10:40 d. 1:20
Question 5:
What is the perimeter?
a. 28cm b. 25cm c. 24cm d. 49cm
Page 53 of 59 VIOLYMPIC MATH 3 _ ROUND 9
9.1. Exam number 1: The top of brainpower Question 1:
Find x such that x : 6 = 42
a. 36 b. 7 c. 48 d. 252
Question 2:
Fill in the blank with a suitable operator 18 ... 9 = 2
a. + b. x c. : d. -
Question 3:
How many days are there in January?
a. 28 b. 29 c. 30 d. 31
Question 4:
How long is segment AB in cm?
a. 50 b. 60 c. 5 d. 6
Question 5:
Find the value of x
a. 11 b. 9 c. 126 d. 25
Question 6:
Multiply 12 by 6 then subtract 25 from the product. The result is ...
a. 47 b. 27 c. 74 d. 97
Page 54 of 59 Question 7:
Divide 56 by 7 then subtract 5 from the quotient. The result is ...
a. 13 b. 58 c. 3 d. 397
Question 8:
By how many times is 15 greater than 5?
a. 10 b. 20 c. 3 d. 75
Question 9:
Look at this table. Among these 4 people, who is the tallest?
a. Jack b. John c. Daniel d. Mary
Question 10:
Find the value of X:
a. 47 b. 10 c. 6 d. 65
9.2. Exam number 2:
Question 1:
There are 165 students in a grade 3, including 84 girls. How many boys are there in the grade 3?
a. 13860 b. 100 c. 249 d. 81
Question 2:
How do you write this number using digits? Seven hundred and three.
a. 137 b. 730 c. 703 d. 173
Page 55 of 59 Question 3:
How many triangles are there?
a. 4 b. 6 c. 2 d. 8
Question 4:
The longest side of triangle ABC is ... cm.
a. 40 b. 34 c. 86 d. 12
Question 5:
Danny is 31. Garrett is 4 years older than Bryce and 2 years older than Danny. How old is Bryce?
a. 33 years old b. 37 years old c. 27 years old d. 29 years old Question 6:
Clayton is 5 years younger than Ruth. Jane is 36. Kimberly is 1 year younger than Jane and 5 years younger than Ruth. How old is Ruth?
a. 35 years old b. 37 years old c. 41 years old
Page 56 of 59 d. 40 years old
Question 7:
I am an even number. I am greater than 2 but less than 6. What number am I
a. 2 b. 8 c. 6 d. 4
Question 8:
In a class, there are 40 students and the number of girls is 4 times the number of boys. How many boys are there?
a. 32 b. 44 c. 8 d. 10
Question 9:
How many bricks like this are needed to make a wall like this?
a. 6 b. 12 c. 4 d. 3
Question 10:
In my class, only 6 of 10 students were at school. How many were absent?
a. 7 b. 10 c. 6 d. 4
9.3. Exam number 3:
Question 1:
How many green squares are there in the figure?
Question 2:
Coffee costs $5 per pound. How much does 5 pounds of coffee cost?
Question 3:
Page 57 of 59 How many circles are there?
Question 4:
Look at the four angles marked on the picture of a house. Which angle is a right angle?
Question 5:
On Friday, 1250 people visited the zoo. The number of people visited the zoo on Saturday is three times as many as on Friday. How many people visited the zoo on Saturday?
Page 58 of 59 VIOLYMPIC MATH 3 _ ROUND 10
10.1. Exam number 1: Fill in the blank with suitable answer Question 1:
Fill in the blank with the suitable sign (>; =;<) Compare: 4782 ... 4827
Fill in the blank with the suitable number Question 2:
9 hours 5 minutes = ... minutes Question 3:
5km 12m = ... m Question 4:
Calculate: 2088 : 6 = ...
Question 5:
Alan is five years old. His sister Bethany is seven years older than him. What is the sum of their ages?
Question 6:
Anna is reading a book that has 192 pages. Mary is reading a book that has three times as many pages as Anna’s book. How many pages does Mary’s book have?
Question 7:
There are 3 bags of beans. Each bag contains 78 beans. How many beans are there in all?
Question 8:
If 63 breads are divided to 7 students, how many breads will each student have?
Question 9:
I am an odd 2-digit number. The sum of my digits is 9. My greatest value is ...
Question 10: If you add 10000 to the largest 5- distinct digit number that can be formed by using the digits 5, 7, 6, 4, 2, then what is the resulting sum?
Page 59 of 59 10.2. Exam number 2: Find out the treasure
Question 1: Calculate: (3726 + 2954) x 0 = ...
Question 2: Find m such that 9384 : m = 4.
Question 3:
She bought ... less ice-creams than apples.
Question 4:
Question 5:
If the 2nd day of a month is Monday then the 27th day of the month is ...
a. Thursday b. Friday c. Wednesday d. Tuesday 10.3. Exam number 3: Find pairs of the same value
