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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 447 · 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. 1.55.3 ÷ 100 =
  2. 2.In 53.56, which digit is in the tenths place?
  3. 3.65.4 ÷ 10 =
  4. 4.In 64.55, which digit is in the tenths place?
  5. 5.In 11.33, which digit is in the tenths place?
  6. 6.9.9 + 6.27 =
  7. 7.14.68 × 10 =
  8. 8.In 57.82, which digit is in the hundredths place?
  9. 9.5.5 − 3.8 =
  10. 10.Write 8/100 as a decimal. =
  11. 11.17.33 − 9.13 =
  12. 12.2.7 − 2.1 =
  13. 13.87.3 ÷ 10 =
  14. 14.10.85 − 6.13 =
  15. 15.In 25.72, which digit is in the ones place?
  16. 16.In 55.89, which digit is in the ones place?
  17. 17.90.8 ÷ 10 =
  18. 18.4.64 + 0.36 =
  19. 19.11.79 × 10 =
  20. 20.In 58.21, which digit is in the tenths place?
  21. 21.9.47 + 5.8 =
  22. 22.In 21.36, which digit is in the hundredths place?
  23. 23.In 1.22, which digit is in the ones place?
  24. 24.31.05 × 100 =
  25. 25.78.38 × 10 =
  26. 26.36.2 ÷ 100 =
  27. 27.97.82 × 10 =
  28. 28.19.8 × 10 =
  29. 29.6.5 + 9.1 =
  30. 30.A red ribbon is 9.3 m long and a blue ribbon is 2.8 m long. What is their total length (in m)? =
  31. 31.9.3 + 2.7 =
  32. 32.85.19 × 100 =
  33. 33.A red ribbon is 6.8 m long and a blue ribbon is 2.1 m long. What is their total length (in m)? =
  34. 34.In 63.87, which digit is in the hundredths place?
  35. 35.In 96.57, which digit is in the ones place?
  36. 36.99.9 ÷ 100 =
  37. 37.21.8 ÷ 10 =
  38. 38.19.42 × 10 =
  39. 39.A red ribbon is 7.5 m long and a blue ribbon is 6.1 m long. How much longer is the red ribbon (in m)? =
  40. 40.Write 28/100 as a decimal. =

Answer key

  1. 0.553
  2. 5
  3. 6.54
  4. 5
  5. 3
  6. 16.17
  7. 146.8
  8. 2
  9. 1.7
  10. 0.08
  11. 8.2
  12. 0.6
  13. 8.73
  14. 4.72
  15. 5
  16. 5
  17. 9.08
  18. 5
  19. 117.9
  20. 2
  21. 15.27
  22. 6
  23. 1
  24. 3105
  25. 783.8
  26. 0.362
  27. 978.2
  28. 198
  29. 15.6
  30. 12.1
  31. 12
  32. 8519
  33. 8.9
  34. 7
  35. 6
  36. 0.999
  37. 2.18
  38. 194.2
  39. 1.4
  40. 0.28

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