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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 373 · 40 sums
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.In 78.85, which digit is in the ones place?
  2. 2.80.67 × 100 =
  3. 3.33.63 × 100 =
  4. 4.16.81 − 8.31 =
  5. 5.10.07 − 0.17 =
  6. 6.3.08 + 5.88 =
  7. 7.1.71 + 3.5 =
  8. 8.18.43 × 10 =
  9. 9.A red ribbon is 10.9 m long and a blue ribbon is 6.6 m long. How much longer is the red ribbon (in m)? =
  10. 10.12.7 − 7.8 =
  11. 11.82.44 × 100 =
  12. 12.93.6 ÷ 100 =
  13. 13.In 49.43, which digit is in the hundredths place?
  14. 14.3.6 − 3.2 =
  15. 15.In 43.93, which digit is in the tenths place?
  16. 16.19.6 ÷ 10 =
  17. 17.2.55 + 3 =
  18. 18.6.03 + 0.7 =
  19. 19.In 52.41, which digit is in the ones place?
  20. 20.Write 7/10 as a decimal. =
  21. 21.In 3.65, which digit is in the ones place?
  22. 22.9 + 7.7 =
  23. 23.Write 4/10 as a decimal. =
  24. 24.7.07 + 8.11 =
  25. 25.24.9 ÷ 10 =
  26. 26.In 23.25, which digit is in the tenths place?
  27. 27.A red ribbon is 3.3 m long and a blue ribbon is 7.8 m long. What is their total length (in m)? =
  28. 28.In 49.26, which digit is in the tenths place?
  29. 29.4.2 − 0.9 =
  30. 30.8.49 + 2.8 =
  31. 31.A red ribbon is 5.1 m long and a blue ribbon is 2.1 m long. How much longer is the red ribbon (in m)? =
  32. 32.49.3 ÷ 10 =
  33. 33.68.7 ÷ 10 =
  34. 34.A red ribbon is 8.1 m long and a blue ribbon is 2.9 m long. What is their total length (in m)? =
  35. 35.A red ribbon is 1.8 m long and a blue ribbon is 9.7 m long. What is their total length (in m)? =
  36. 36.In 93.18, which digit is in the tenths place?
  37. 37.8.45 + 5.31 =
  38. 38.6.8 + 4.88 =
  39. 39.9.7 + 0.2 =
  40. 40.In 75.15, which digit is in the hundredths place?

Answer key

  1. 8
  2. 8067
  3. 3363
  4. 8.5
  5. 9.9
  6. 8.96
  7. 5.21
  8. 184.3
  9. 4.3
  10. 4.9
  11. 8244
  12. 0.936
  13. 3
  14. 0.4
  15. 9
  16. 1.96
  17. 5.55
  18. 6.73
  19. 2
  20. 0.7
  21. 3
  22. 16.7
  23. 0.4
  24. 15.18
  25. 2.49
  26. 2
  27. 11.1
  28. 2
  29. 3.3
  30. 11.29
  31. 3
  32. 4.93
  33. 6.87
  34. 11
  35. 11.5
  36. 1
  37. 13.76
  38. 11.68
  39. 9.9
  40. 5

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