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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 334 · 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.Write 6/10 as a decimal. =
  2. 2.Write 51/100 as a decimal. =
  3. 3.8.49 + 6.4 =
  4. 4.Write 4/10 as a decimal. =
  5. 5.A red ribbon is 12.9 m long and a blue ribbon is 8.9 m long. How much longer is the red ribbon (in m)? =
  6. 6.In 11.66, which digit is in the tenths place?
  7. 7.Write 5/10 as a decimal. =
  8. 8.91.1 ÷ 100 =
  9. 9.2.2 + 2.16 =
  10. 10.1.39 − 0.32 =
  11. 11.17.66 − 8.55 =
  12. 12.In 61.71, which digit is in the hundredths place?
  13. 13.Write 1/10 as a decimal. =
  14. 14.In 12.75, which digit is in the tenths place?
  15. 15.35.5 ÷ 100 =
  16. 16.In 11.57, which digit is in the hundredths place?
  17. 17.40.5 ÷ 10 =
  18. 18.Write 17/100 as a decimal. =
  19. 19.5.34 + 6.81 =
  20. 20.29.74 × 100 =
  21. 21.In 73.69, which digit is in the ones place?
  22. 22.In 59.77, which digit is in the ones place?
  23. 23.9.23 − 3.73 =
  24. 24.22.1 ÷ 10 =
  25. 25.20.6 ÷ 100 =
  26. 26.In 67.54, which digit is in the hundredths place?
  27. 27.42.03 × 100 =
  28. 28.In 14.69, which digit is in the tenths place?
  29. 29.15.08 × 10 =
  30. 30.A red ribbon is 4.5 m long and a blue ribbon is 2.2 m long. How much longer is the red ribbon (in m)? =
  31. 31.88.1 ÷ 100 =
  32. 32.68.25 × 100 =
  33. 33.6.4 − 1.5 =
  34. 34.98.92 × 10 =
  35. 35.6.03 + 9.26 =
  36. 36.A red ribbon is 7.3 m long and a blue ribbon is 9.2 m long. What is their total length (in m)? =
  37. 37.5.33 − 2.46 =
  38. 38.16.5 ÷ 10 =
  39. 39.A red ribbon is 3 m long and a blue ribbon is 1.2 m long. How much longer is the red ribbon (in m)? =
  40. 40.Write 66/100 as a decimal. =

Answer key

  1. 0.6
  2. 0.51
  3. 14.89
  4. 0.4
  5. 4
  6. 6
  7. 0.5
  8. 0.911
  9. 4.36
  10. 1.07
  11. 9.11
  12. 1
  13. 0.1
  14. 7
  15. 0.355
  16. 7
  17. 4.05
  18. 0.17
  19. 12.15
  20. 2974
  21. 3
  22. 9
  23. 5.5
  24. 2.21
  25. 0.206
  26. 4
  27. 4203
  28. 6
  29. 150.8
  30. 2.3
  31. 0.881
  32. 6825
  33. 4.9
  34. 989.2
  35. 15.29
  36. 16.5
  37. 2.87
  38. 1.65
  39. 1.8
  40. 0.66

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