Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 324 · 40 sums

The method (Points in a line): Tenths: 1st digit after the point. Hundredths: 2nd digit. Add or subtract: line up the points, fill gaps with 0, work as whole numbers. × 10 → point 1 place right; × 100 → 2 places right. ÷ 10 and ÷ 100 move it left. Write answers without extra zeros: 4.50 → 4.5.

1. 1.1.58 + 1 =
2. 2.7.73 − 1.7 =
3. 3.A red ribbon is 2.2 m long and a blue ribbon is 6.8 m long. What is their total length (in m)? =
4. 4.88.04 × 100 =
5. 5.3 + 5.64 =
6. 6.In 75.32, which digit is in the hundredths place?
7. 7.16.39 − 8.3 =
8. 8.25.6 ÷ 10 =
9. 9.2.8 + 6.4 =
10. 10.10.92 − 6.5 =
11. 11.8.7 + 7.5 =
12. 12.In 99.94, which digit is in the ones place?
13. 13.Write 6/10 as a decimal. =
14. 14.A red ribbon is 1.9 m long and a blue ribbon is 3.7 m long. What is their total length (in m)? =
15. 15.61.35 × 100 =
16. 16.8.23 + 8.9 =
17. 17.In 44.46, which digit is in the tenths place?
18. 18.In 47.87, which digit is in the ones place?
19. 19.In 54.55, which digit is in the hundredths place?
20. 20.5.24 − 1.74 =
21. 21.37.4 ÷ 10 =
22. 22.8.1 − 0.6 =
23. 23.Write 8/10 as a decimal. =
24. 24.16.03 − 7.26 =
25. 25.In 92.31, which digit is in the tenths place?
26. 26.A red ribbon is 2.9 m long and a blue ribbon is 2.1 m long. How much longer is the red ribbon (in m)? =
27. 27.Write 4/10 as a decimal. =
28. 28.11.9 − 3.6 =
29. 29.1 + 6.9 =
30. 30.8.41 − 1.51 =
31. 31.Write 7/10 as a decimal. =
32. 32.A red ribbon is 4.4 m long and a blue ribbon is 2 m long. What is their total length (in m)? =
33. 33.3.9 − 0.3 =
34. 34.44.8 ÷ 10 =
35. 35.In 2.95, which digit is in the ones place?
36. 36.10.9 − 2 =
37. 37.0.37 + 3.75 =
38. 38.Write 9/10 as a decimal. =
39. 39.4.72 + 9.49 =
40. 40.4.96 × 10 =

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