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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 557 · 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. 1.8.8 + 1.3 =
  2. 2.62.89 × 10 =
  3. 3.A red ribbon is 6 m long and a blue ribbon is 9.9 m long. What is their total length (in m)? =
  4. 4.A red ribbon is 8 m long and a blue ribbon is 3.2 m long. What is their total length (in m)? =
  5. 5.37.68 × 100 =
  6. 6.Write 21/100 as a decimal. =
  7. 7.Write 8/10 as a decimal. =
  8. 8.A red ribbon is 5.4 m long and a blue ribbon is 3.4 m long. How much longer is the red ribbon (in m)? =
  9. 9.29.04 × 10 =
  10. 10.Write 6/10 as a decimal. =
  11. 11.In 97.66, which digit is in the hundredths place?
  12. 12.9.93 × 100 =
  13. 13.5.4 − 2.7 =
  14. 14.Write 49/100 as a decimal. =
  15. 15.In 8.99, which digit is in the hundredths place?
  16. 16.5.21 + 1.2 =
  17. 17.53.3 ÷ 100 =
  18. 18.Write 38/100 as a decimal. =
  19. 19.53.3 ÷ 10 =
  20. 20.92.64 × 10 =
  21. 21.2.2 + 2.5 =
  22. 22.5.09 + 9.8 =
  23. 23.Write 64/100 as a decimal. =
  24. 24.2.7 + 4.6 =
  25. 25.A red ribbon is 8.1 m long and a blue ribbon is 8.9 m long. What is their total length (in m)? =
  26. 26.10.13 − 9.35 =
  27. 27.In 48.71, which digit is in the hundredths place?
  28. 28.88.6 ÷ 10 =
  29. 29.11.37 − 1.57 =
  30. 30.2.43 − 0.23 =
  31. 31.40.22 × 10 =
  32. 32.2.86 + 3.9 =
  33. 33.A red ribbon is 9.2 m long and a blue ribbon is 8.4 m long. What is their total length (in m)? =
  34. 34.87.29 × 10 =
  35. 35.Write 43/100 as a decimal. =
  36. 36.A red ribbon is 5.3 m long and a blue ribbon is 4.1 m long. How much longer is the red ribbon (in m)? =
  37. 37.8.2 + 9.7 =
  38. 38.A red ribbon is 6.5 m long and a blue ribbon is 7.8 m long. What is their total length (in m)? =
  39. 39.16.6 ÷ 10 =
  40. 40.9.3 + 1.94 =

Answer key

  1. 10.1
  2. 628.9
  3. 15.9
  4. 11.2
  5. 3768
  6. 0.21
  7. 0.8
  8. 2
  9. 290.4
  10. 0.6
  11. 6
  12. 993
  13. 2.7
  14. 0.49
  15. 9
  16. 6.41
  17. 0.533
  18. 0.38
  19. 5.33
  20. 926.4
  21. 4.7
  22. 14.89
  23. 0.64
  24. 7.3
  25. 17
  26. 0.78
  27. 1
  28. 8.86
  29. 9.8
  30. 2.2
  31. 402.2
  32. 6.76
  33. 17.6
  34. 872.9
  35. 0.43
  36. 1.2
  37. 17.9
  38. 14.3
  39. 1.66
  40. 11.24

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