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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 451 · 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. 1.26.3 ÷ 10 =
  2. 2.8.25 + 7.6 =
  3. 3.A red ribbon is 12.1 m long and a blue ribbon is 7.5 m long. How much longer is the red ribbon (in m)? =
  4. 4.0.54 + 9.15 =
  5. 5.9.6 + 0.23 =
  6. 6.7.3 ÷ 100 =
  7. 7.15.35 − 9.05 =
  8. 8.A red ribbon is 7 m long and a blue ribbon is 2.9 m long. How much longer is the red ribbon (in m)? =
  9. 9.Write 5/10 as a decimal. =
  10. 10.A red ribbon is 4.8 m long and a blue ribbon is 6.1 m long. What is their total length (in m)? =
  11. 11.11.87 − 5.4 =
  12. 12.In 42.67, which digit is in the tenths place?
  13. 13.In 44.52, which digit is in the hundredths place?
  14. 14.22.36 × 100 =
  15. 15.5.6 + 9.5 =
  16. 16.8.78 + 2.01 =
  17. 17.A red ribbon is 3.5 m long and a blue ribbon is 4.5 m long. What is their total length (in m)? =
  18. 18.82.3 ÷ 10 =
  19. 19.4.51 + 8.9 =
  20. 20.59.9 ÷ 100 =
  21. 21.Write 9/10 as a decimal. =
  22. 22.39.5 × 100 =
  23. 23.In 26.16, which digit is in the hundredths place?
  24. 24.Write 2/100 as a decimal. =
  25. 25.In 51.91, which digit is in the hundredths place?
  26. 26.3.15 + 8.56 =
  27. 27.73.62 × 100 =
  28. 28.In 11.46, which digit is in the tenths place?
  29. 29.49.81 × 10 =
  30. 30.A red ribbon is 10.8 m long and a blue ribbon is 7.3 m long. How much longer is the red ribbon (in m)? =
  31. 31.In 15.21, which digit is in the ones place?
  32. 32.Write 7/10 as a decimal. =
  33. 33.In 63.42, which digit is in the tenths place?
  34. 34.64.08 × 10 =
  35. 35.A red ribbon is 6.9 m long and a blue ribbon is 2.2 m long. How much longer is the red ribbon (in m)? =
  36. 36.In 62.74, which digit is in the hundredths place?
  37. 37.3.17 − 1.74 =
  38. 38.3.28 × 100 =
  39. 39.A red ribbon is 9.9 m long and a blue ribbon is 6.2 m long. What is their total length (in m)? =
  40. 40.6.4 + 3.08 =

Answer key

  1. 2.63
  2. 15.85
  3. 4.6
  4. 9.69
  5. 9.83
  6. 0.073
  7. 6.3
  8. 4.1
  9. 0.5
  10. 10.9
  11. 6.47
  12. 6
  13. 2
  14. 2236
  15. 15.1
  16. 10.79
  17. 8
  18. 8.23
  19. 13.41
  20. 0.599
  21. 0.9
  22. 3950
  23. 6
  24. 0.02
  25. 1
  26. 11.71
  27. 7362
  28. 4
  29. 498.1
  30. 3.5
  31. 5
  32. 0.7
  33. 4
  34. 640.8
  35. 4.7
  36. 4
  37. 1.43
  38. 328
  39. 16.1
  40. 9.48

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