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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 499 · 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 7 m long and a blue ribbon is 4.5 m long. How much longer is the red ribbon (in m)? =
  2. 2.9.6 − 4.2 =
  3. 3.9 − 5.56 =
  4. 4.A red ribbon is 8 m long and a blue ribbon is 8.2 m long. What is their total length (in m)? =
  5. 5.In 78.82, which digit is in the ones place?
  6. 6.2.2 + 2.2 =
  7. 7.8.53 + 4.2 =
  8. 8.In 41.68, which digit is in the ones place?
  9. 9.Write 6/10 as a decimal. =
  10. 10.In 86.32, which digit is in the ones place?
  11. 11.Write 6/100 as a decimal. =
  12. 12.13 − 8.6 =
  13. 13.8.58 − 3.75 =
  14. 14.12.42 − 9.12 =
  15. 15.Write 9/10 as a decimal. =
  16. 16.90.35 × 10 =
  17. 17.14.7 − 5.4 =
  18. 18.A red ribbon is 3 m long and a blue ribbon is 5.8 m long. What is their total length (in m)? =
  19. 19.A red ribbon is 7.3 m long and a blue ribbon is 2.4 m long. How much longer is the red ribbon (in m)? =
  20. 20.Write 37/100 as a decimal. =
  21. 21.In 73.55, which digit is in the tenths place?
  22. 22.A red ribbon is 5.8 m long and a blue ribbon is 6.9 m long. What is their total length (in m)? =
  23. 23.In 93.48, which digit is in the ones place?
  24. 24.In 34.31, which digit is in the hundredths place?
  25. 25.3.71 + 3.04 =
  26. 26.96.8 × 10 =
  27. 27.In 77.71, which digit is in the ones place?
  28. 28.A red ribbon is 2.3 m long and a blue ribbon is 8.5 m long. What is their total length (in m)? =
  29. 29.Write 17/100 as a decimal. =
  30. 30.In 91.94, which digit is in the hundredths place?
  31. 31.75 ÷ 100 =
  32. 32.66.03 × 10 =
  33. 33.Write 1/10 as a decimal. =
  34. 34.Write 48/100 as a decimal. =
  35. 35.9.7 ÷ 100 =
  36. 36.17.59 − 8.39 =
  37. 37.A red ribbon is 9.4 m long and a blue ribbon is 9.6 m long. What is their total length (in m)? =
  38. 38.2.98 + 3.4 =
  39. 39.A red ribbon is 11.1 m long and a blue ribbon is 6.2 m long. How much longer is the red ribbon (in m)? =
  40. 40.A red ribbon is 3.6 m long and a blue ribbon is 4.4 m long. What is their total length (in m)? =

Answer key

  1. 2.5
  2. 5.4
  3. 3.44
  4. 16.2
  5. 8
  6. 4.4
  7. 12.73
  8. 1
  9. 0.6
  10. 6
  11. 0.06
  12. 4.4
  13. 4.83
  14. 3.3
  15. 0.9
  16. 903.5
  17. 9.3
  18. 8.8
  19. 4.9
  20. 0.37
  21. 5
  22. 12.7
  23. 3
  24. 1
  25. 6.75
  26. 968
  27. 7
  28. 10.8
  29. 0.17
  30. 4
  31. 0.75
  32. 660.3
  33. 0.1
  34. 0.48
  35. 0.097
  36. 9.2
  37. 19
  38. 6.38
  39. 4.9
  40. 8

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