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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 239 · 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.A red ribbon is 2.7 m long and a blue ribbon is 8.6 m long. What is their total length (in m)? =
  2. 2.8.69 + 0.8 =
  3. 3.17 ÷ 100 =
  4. 4.35.5 ÷ 10 =
  5. 5.A red ribbon is 10.4 m long and a blue ribbon is 8.8 m long. How much longer is the red ribbon (in m)? =
  6. 6.In 18.71, which digit is in the tenths place?
  7. 7.91.21 × 10 =
  8. 8.9.96 + 1.4 =
  9. 9.In 32.63, which digit is in the tenths place?
  10. 10.18.1 − 9.1 =
  11. 11.Write 6/10 as a decimal. =
  12. 12.Write 57/100 as a decimal. =
  13. 13.3.76 + 9.71 =
  14. 14.29.37 × 10 =
  15. 15.58.1 ÷ 100 =
  16. 16.5.63 + 6.46 =
  17. 17.A red ribbon is 9.9 m long and a blue ribbon is 1.4 m long. What is their total length (in m)? =
  18. 18.5.78 − 1.42 =
  19. 19.In 86.29, which digit is in the tenths place?
  20. 20.Write 76/100 as a decimal. =
  21. 21.Write 97/100 as a decimal. =
  22. 22.In 54.86, which digit is in the tenths place?
  23. 23.In 94.76, which digit is in the ones place?
  24. 24.21.6 ÷ 10 =
  25. 25.A red ribbon is 5.5 m long and a blue ribbon is 6 m long. What is their total length (in m)? =
  26. 26.In 61.16, which digit is in the tenths place?
  27. 27.1.9 + 5.9 =
  28. 28.A red ribbon is 3.4 m long and a blue ribbon is 1.2 m long. What is their total length (in m)? =
  29. 29.7.79 + 5.15 =
  30. 30.29.9 ÷ 100 =
  31. 31.14.11 × 100 =
  32. 32.0.97 + 7.6 =
  33. 33.Write 9/10 as a decimal. =
  34. 34.16 ÷ 100 =
  35. 35.In 93.91, which digit is in the tenths place?
  36. 36.In 46.49, which digit is in the tenths place?
  37. 37.In 67.72, which digit is in the tenths place?
  38. 38.9.83 + 5.62 =
  39. 39.In 2.53, which digit is in the ones place?
  40. 40.Write 5/10 as a decimal. =

Answer key

  1. 11.3
  2. 9.49
  3. 0.17
  4. 3.55
  5. 1.6
  6. 7
  7. 912.1
  8. 11.36
  9. 6
  10. 9
  11. 0.6
  12. 0.57
  13. 13.47
  14. 293.7
  15. 0.581
  16. 12.09
  17. 11.3
  18. 4.36
  19. 2
  20. 0.76
  21. 0.97
  22. 8
  23. 4
  24. 2.16
  25. 11.5
  26. 1
  27. 7.8
  28. 4.6
  29. 12.94
  30. 0.299
  31. 1411
  32. 8.57
  33. 0.9
  34. 0.16
  35. 9
  36. 4
  37. 7
  38. 15.45
  39. 2
  40. 0.5

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