Class 4 | IMO Worksheets | Mathematics Olympiad - Computation Operations
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Q1) 5.73 + 10.67 = __________ x 100
- 0.164
- 1.64
- 16.4
- 1640
Answer
A.
Q2) 0.45 is the same as ____________.
- 4 + 510
- 410 + 510
- 4100 + 5100
- 410 + 5100
Answer
D.
Q3) Find the sum of 0.7 and 234.87.
Round off the answer to the nearest tenth.
- 235.0
- 235.5
- 235.6
- 236.0
Answer
C.
Q4) 15 X 3 = _________ groups of 3 + 8 groups of 3.
- 5
- 7
- 23
- 45
Answer
B.
Q5) 5 groups of 4 is the same as __________.
- 5 + 4
- 5 X 4
- 4 + 4 + 4 + 4
- 5 + 5 + 5 + 5 + 5
Answer
B.
Q6) 4 X 6 = _____
- 4 + 6
- 4 + 4 + 4 + 4
- 6 X 4
- 6 + 6 + 6 + 6 + 6 + 6
Answer
C.
Q7) There are 4 bags of marbles. Bag A has fewer marbles than Bag B. Bag D has more marbles than bag A. Bag C has fewer marbles than Bag B but more marbles than bag D. Which bag has the most marbles?
- A
- B
- C
- D
Answer
B.
Q8) 605=____
- 60 + 5
- 60 + 50
- 600 + 5
- 600 + 50
Answer
C.
Q9) We can divide 18 cookies equally into _____ .
- 2 groups of 4
- 4 groups of 5
- 6 groups of 3
- 6 groups of 5
Answer
C.
Q10) 9 threes = 3 X 3 X _____
- 27
- 2
- 3
- 9
Answer
C.
Q11) 4 groups of 3 = _________
Which of the following is NOT the correct answer?
- 3 + 3 + 3 + 3
- 4 X 3
- 12
- 4 + 3
Answer
D.
Q12) What is the missing number?
800 = _________ + 406
- 304
- 394
- 404
- 494
Answer
B.
Q13) Ken bought 20 stickers. He shared them equally among his 4 brothers. Which number sentence shows the number of stickers each of his brothers receive?
- 20 + 4 = 24
- 20 - 4 = 16
- 20 ÷ 5 = 4
- 20 ÷ 4 = 5
Answer
D.
Q14) Tom has 49 stamps. His sister has 36 stamps more than him. Which number sentence shows the total number of stamps they have?
- 49 - 13 = 36
- 85 - 36 = 49
- 49 + 36 = 85
- 85 + 49 = 134
Answer
D.
Q15) 36 ÷ 4 = 3 __________ 3
Choose a suitable sign to put in the space for the above number sentence.
- +
- -
- x
- ÷
Answer
C.
Q16) 9 x 3 is the same as __________.
- 3 + 3 + 9
- 9 nines
- 9 + 9
- 9 threes
Answer
D.
Q17) Six hundred and thirteen is the same as __________.
- 600 + 30
- 600 + 130
- 600 + 10 + 3
- 600 + 10 + 30
Answer
C.
Q18) For every 4 correct answers, Anna gets 3 points. How many points does she get when she answers 24 questions correctly?
- 6
- 8
- 18
- 31
Answer
C.
Q19) Michelle read 10 pages from a storybook in 1 day. How many pages did she read in four days?
| Day 1 | Day 2 | Day 3 | Day 4 | |
| Pages | 10 |
Ans: ____________________
Answer
40 pages
Q20) 36 ÷ 4 is the same as __________.
- 2 groups of 3
- 3 groups of 2
- 3 groups of 3
- 3 groups of 4
Answer
C.