Fractions Worksheet for Maths Olympiad Class 5
How to solve it (Cross-multiply to compare): Compare a/b and c/d: work out a × d and c × b — the bigger product goes with the bigger fraction. Add: make the bottoms the same (use the LCM), add the tops, then simplify. Fraction of a number: divide by the bottom, multiply by the top (3/4 of 48 = 48 ÷ 4 × 3 = 36).
NameDateTime takenScore ___ / 40
- 1.Which fraction is greater: 7/10 or 1/5? (a) 7/10 (b) They are equal (c) 1/5
- 2.1/2 + 3/5 = ? (a) 4/7 (b) 1 (c) 11/10 (d) 6/5
- 3.Which fraction is greater: 4/9 or 5/11? (a) They are equal (b) 5/11 (c) 4/9
- 4.What is 1/3 of 18? (a) 6 (b) 5 (c) 12 (d) 7
- 5.1/4 + 2/3 = ? (a) 1 (b) 5/6 (c) 3/7 (d) 11/12
- 6.Which fraction is greater: 1/11 or 3/7? (a) They are equal (b) 3/7 (c) 1/11
- 7.Which fraction is greater: 1/3 or 7/9? (a) 1/3 (b) 7/9 (c) They are equal
- 8.Which fraction is greater: 5/9 or 5/8? (a) 5/9 (b) They are equal (c) 5/8
- 9.Which fraction is greater: 7/9 or 11/12? (a) 7/9 (b) 11/12 (c) They are equal
- 10.2/6 + 1/5 = ? (a) 8/15 (b) 1/2 (c) 17/30 (d) 3/11
- 11.1/5 + 1/7 = ? (a) 13/35 (b) 12/35 (c) 11/35 (d) 1/6
- 12.1/2 + 7/8 = ? (a) 4/5 (b) 3/2 (c) 5/4 (d) 11/8
- 13.3/6 + 1/8 = ? (a) 5/8 (b) 2/7 (c) 2/3 (d) 7/12
- 14.Which fraction is greater: 2/5 or 1/4? (a) 2/5 (b) They are equal (c) 1/4
- 15.Which fraction is greater: 7/12 or 3/5? (a) 7/12 (b) They are equal (c) 3/5
- 16.What is 2/9 of 81? (a) 63 (b) 18 (c) 27 (d) 9
- 17.What is 3/4 of 32? (a) 8 (b) 24 (c) 32 (d) 25
- 18.What is 2/7 of 42? (a) 18 (b) 6 (c) 12 (d) 30
- 19.What is 1/3 of 21? (a) 6 (b) 14 (c) 8 (d) 7
- 20.Which fraction is greater: 3/5 or 8/11? (a) 3/5 (b) 8/11 (c) They are equal
- 21.1/2 + 2/9 = ? (a) 13/18 (b) 3/11 (c) 7/9 (d) 2/3
- 22.2/4 + 1/3 = ? (a) 11/12 (b) 5/6 (c) 3/4 (d) 3/7
- 23.What is 1/3 of 36? (a) 13 (b) 11 (c) 24 (d) 12
- 24.Which fraction is greater: 4/11 or 1/3? (a) 4/11 (b) 1/3 (c) They are equal
- 25.Which fraction is greater: 2/3 or 11/12? (a) 2/3 (b) 11/12 (c) They are equal
- 26.1/8 + 5/6 = ? (a) 11/12 (b) 1 (c) 23/24 (d) 3/7
- 27.What is 1/2 of 14? (a) 6 (b) 7 (c) 8 (d) 14
- 28.Which fraction is greater: 3/5 or 2/3? (a) They are equal (b) 2/3 (c) 3/5
- 29.2/3 + 1/8 = ? (a) 3/11 (b) 5/6 (c) 19/24 (d) 3/4
- 30.What is 4/9 of 27? (a) 15 (b) 12 (c) 3 (d) 13
- 31.1/2 + 2/4 = ? (a) 1/2 (b) 3/4 (c) 5/4 (d) 1
- 32.Which fraction is greater: 1/5 or 11/12? (a) 1/5 (b) 11/12 (c) They are equal
- 33.Which fraction is greater: 3/11 or 1/5? (a) 3/11 (b) 1/5 (c) They are equal
- 34.6/8 + 4/6 = ? (a) 11/8 (b) 35/24 (c) 5/7 (d) 17/12
- 35.What is 3/4 of 8? (a) 2 (b) 7 (c) 8 (d) 6
- 36.Which fraction is greater: 1/4 or 1/10? (a) 1/10 (b) 1/4 (c) They are equal
- 37.Which fraction is greater: 8/9 or 5/7? (a) 5/7 (b) They are equal (c) 8/9
- 38.1/5 + 5/6 = ? (a) 6/11 (b) 31/30 (c) 16/15 (d) 1
- 39.Which fraction is greater: 1/3 or 5/8? (a) 1/3 (b) They are equal (c) 5/8
- 40.Which fraction is greater: 1/3 or 4/7? (a) 4/7 (b) 1/3 (c) They are equal
Answer key
- 7/10
- 11/10
- 5/11
- 6
- 11/12
- 3/7
- 7/9
- 5/8
- 11/12
- 8/15
- 12/35
- 11/8
- 5/8
- 2/5
- 3/5
- 18
- 24
- 12
- 7
- 8/11
- 13/18
- 5/6
- 12
- 4/11
- 11/12
- 23/24
- 7
- 2/3
- 19/24
- 12
- 1
- 11/12
- 3/11
- 17/12
- 6
- 1/4
- 8/9
- 31/30
- 5/8
- 4/7
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