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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 41 · 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. 1.9.9 + 8.04 =
  2. 2.23.9 ÷ 10 =
  3. 3.8.4 + 2.73 =
  4. 4.6.87 + 9.29 =
  5. 5.6 + 7.66 =
  6. 6.7.4 + 0.51 =
  7. 7.A red ribbon is 1.7 m long and a blue ribbon is 4.7 m long. What is their total length (in m)? =
  8. 8.In 21.85, which digit is in the tenths place?
  9. 9.In 84.98, which digit is in the hundredths place?
  10. 10.4.8 ÷ 100 =
  11. 11.57.96 × 10 =
  12. 12.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)? =
  13. 13.7 ÷ 10 =
  14. 14.Write 56/100 as a decimal. =
  15. 15.A red ribbon is 8.3 m long and a blue ribbon is 9.3 m long. What is their total length (in m)? =
  16. 16.Write 92/100 as a decimal. =
  17. 17.8.88 + 4.7 =
  18. 18.90.69 × 100 =
  19. 19.In 33.62, which digit is in the tenths place?
  20. 20.2.5 + 1.28 =
  21. 21.25.7 ÷ 100 =
  22. 22.2.75 − 2.1 =
  23. 23.A red ribbon is 9.2 m long and a blue ribbon is 7.2 m long. How much longer is the red ribbon (in m)? =
  24. 24.15.22 × 10 =
  25. 25.75.4 ÷ 10 =
  26. 26.7.77 + 7.53 =
  27. 27.68.3 ÷ 10 =
  28. 28.In 54.25, which digit is in the tenths place?
  29. 29.A red ribbon is 10.3 m long and a blue ribbon is 9.2 m long. How much longer is the red ribbon (in m)? =
  30. 30.97.47 × 100 =
  31. 31.51.4 ÷ 10 =
  32. 32.A red ribbon is 11.1 m long and a blue ribbon is 8.3 m long. How much longer is the red ribbon (in m)? =
  33. 33.In 6.41, which digit is in the ones place?
  34. 34.3.11 + 9.3 =
  35. 35.In 86.17, which digit is in the hundredths place?
  36. 36.7.48 + 8.8 =
  37. 37.59.63 × 100 =
  38. 38.71.32 × 10 =
  39. 39.In 9.36, which digit is in the tenths place?
  40. 40.Write 90/100 as a decimal. =

Answer key

  1. 17.94
  2. 2.39
  3. 11.13
  4. 16.16
  5. 13.66
  6. 7.91
  7. 6.4
  8. 8
  9. 8
  10. 0.048
  11. 579.6
  12. 3
  13. 0.7
  14. 0.56
  15. 17.6
  16. 0.92
  17. 13.58
  18. 9069
  19. 6
  20. 3.78
  21. 0.257
  22. 0.65
  23. 2
  24. 152.2
  25. 7.54
  26. 15.3
  27. 6.83
  28. 2
  29. 1.1
  30. 9747
  31. 5.14
  32. 2.8
  33. 6
  34. 12.41
  35. 7
  36. 16.28
  37. 5963
  38. 713.2
  39. 3
  40. 0.9

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