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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 140 · 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. 1.85.43 × 100 =
  2. 2.A red ribbon is 8.9 m long and a blue ribbon is 7.3 m long. What is their total length (in m)? =
  3. 3.A red ribbon is 9.6 m long and a blue ribbon is 9.4 m long. How much longer is the red ribbon (in m)? =
  4. 4.In 12.38, which digit is in the tenths place?
  5. 5.3.07 + 1 =
  6. 6.94.56 × 10 =
  7. 7.A red ribbon is 5.5 m long and a blue ribbon is 5.4 m long. How much longer is the red ribbon (in m)? =
  8. 8.6.69 − 5.8 =
  9. 9.In 42.15, which digit is in the tenths place?
  10. 10.11.49 − 4.7 =
  11. 11.9 − 4.8 =
  12. 12.In 68.22, which digit is in the hundredths place?
  13. 13.A red ribbon is 8.3 m long and a blue ribbon is 6.2 m long. How much longer is the red ribbon (in m)? =
  14. 14.7.2 + 5.38 =
  15. 15.45.8 ÷ 100 =
  16. 16.9.9 − 1.4 =
  17. 17.A red ribbon is 2.2 m long and a blue ribbon is 7 m long. What is their total length (in m)? =
  18. 18.2.1 ÷ 10 =
  19. 19.Write 17/100 as a decimal. =
  20. 20.In 29.21, which digit is in the tenths place?
  21. 21.8.06 − 2.5 =
  22. 22.22.59 × 100 =
  23. 23.3.03 − 0.45 =
  24. 24.5.2 + 7.5 =
  25. 25.1.7 + 0.4 =
  26. 26.A red ribbon is 10.1 m long and a blue ribbon is 7.1 m long. How much longer is the red ribbon (in m)? =
  27. 27.A red ribbon is 4 m long and a blue ribbon is 3.5 m long. How much longer is the red ribbon (in m)? =
  28. 28.63.8 ÷ 100 =
  29. 29.Write 8/10 as a decimal. =
  30. 30.70.86 × 10 =
  31. 31.In 25.73, which digit is in the tenths place?
  32. 32.Write 2/10 as a decimal. =
  33. 33.4.33 − 1.73 =
  34. 34.81.5 ÷ 10 =
  35. 35.A red ribbon is 3.3 m long and a blue ribbon is 2.5 m long. How much longer is the red ribbon (in m)? =
  36. 36.A red ribbon is 8.8 m long and a blue ribbon is 4.4 m long. How much longer is the red ribbon (in m)? =
  37. 37.9.8 + 6.89 =
  38. 38.20.9 ÷ 10 =
  39. 39.93.86 × 10 =
  40. 40.A red ribbon is 3 m long and a blue ribbon is 2.5 m long. How much longer is the red ribbon (in m)? =

Answer key

  1. 8543
  2. 16.2
  3. 0.2
  4. 3
  5. 4.07
  6. 945.6
  7. 0.1
  8. 0.89
  9. 1
  10. 6.79
  11. 4.2
  12. 2
  13. 2.1
  14. 12.58
  15. 0.458
  16. 8.5
  17. 9.2
  18. 0.21
  19. 0.17
  20. 2
  21. 5.56
  22. 2259
  23. 2.58
  24. 12.7
  25. 2.1
  26. 3
  27. 0.5
  28. 0.638
  29. 0.8
  30. 708.6
  31. 7
  32. 0.2
  33. 2.6
  34. 8.15
  35. 0.8
  36. 4.4
  37. 16.69
  38. 2.09
  39. 938.6
  40. 0.5

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