Fractions and Decimals Worksheet
The method (Common bottoms): Add/subtract: change both fractions to the LCM of the bottoms, then add or take away the tops. Simplify at the end. Multiply: top × top over bottom × bottom, then simplify. “Of” means multiply. Decimals: line up the points; for × and ÷ by a whole number, work without the point and put it back.
NameDateTime takenScore ___ / 40
- 1.1/2 + 1/10 =
- 2.8.66 + 5.3 =
- 3.10.8 ÷ 3 =
- 4.8/9 − 1/2 =
- 5.50.4 ÷ 8 =
- 6.11.2 ÷ 8 =
- 7.What is 2/3 of 81 km?
- 8.1/2 − 2/5 =
- 9.1/4 + 1/2 =
- 10.2/3 + 2/5 =
- 11.8.7 × 5 =
- 12.2/7 + 2/4 =
- 13.7/9 − 1/8 =
- 14.2/3 + 10/11 =
- 15.3/4 + 2/5 =
- 16.45.6 ÷ 6 =
- 17.8.3 × 8 =
- 18.5/6 × 4/10 =
- 19.1.4 × 6 =
- 20.2/5 + 5/6 =
- 21.50.4 ÷ 7 =
- 22.1/3 + 6/10 =
- 23.What is 3/10 of 80 students?
- 24.3/7 + 1/9 =
- 25.7/10 + 2/4 =
- 26.5/12 × 1/4 =
- 27.22.2 ÷ 3 =
- 28.5.99 + 3.3 =
- 29.4.94 + 1.8 =
- 30.1/2 + 1/4 =
- 31.5.21 + 8.7 =
- 32.8.91 + 4.7 =
- 33.5/6 − 3/4 =
- 34.75.6 ÷ 9 =
- 35.5.4 × 5 =
- 36.What is 3/4 of 100 km?
- 37.1/8 + 4/5 =
- 38.2/9 + 4/5 =
- 39.25.6 ÷ 8 =
- 40.What is 1/8 of 16 kg?
Answer key
- 3/5
- 13.96
- 3.6
- 7/18
- 6.3
- 1.4
- 54
- 1/10
- 3/4
- 16/15
- 43.5
- 11/14
- 47/72
- 52/33
- 23/20
- 7.6
- 66.4
- 1/3
- 8.4
- 37/30
- 7.2
- 14/15
- 24
- 34/63
- 6/5
- 5/48
- 7.4
- 9.29
- 6.74
- 3/4
- 13.91
- 13.61
- 1/12
- 8.4
- 27
- 75
- 37/40
- 46/45
- 3.2
- 2
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