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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 278 · 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. 1.9.99 − 4.2 =
  2. 2.77.4 ÷ 100 =
  3. 3.10.03 − 6.03 =
  4. 4.In 4.65, which digit is in the tenths place?
  5. 5.6.61 − 0.54 =
  6. 6.In 66.16, which digit is in the tenths place?
  7. 7.Write 41/100 as a decimal. =
  8. 8.14 ÷ 100 =
  9. 9.Write 2/100 as a decimal. =
  10. 10.6.2 + 0.26 =
  11. 11.19.77 × 100 =
  12. 12.A red ribbon is 1.9 m long and a blue ribbon is 4.4 m long. What is their total length (in m)? =
  13. 13.18.8 − 9.3 =
  14. 14.2.53 + 3.47 =
  15. 15.8.1 − 2.7 =
  16. 16.A red ribbon is 9.8 m long and a blue ribbon is 2.8 m long. What is their total length (in m)? =
  17. 17.A red ribbon is 6.4 m long and a blue ribbon is 5.1 m long. What is their total length (in m)? =
  18. 18.A red ribbon is 3.1 m long and a blue ribbon is 1.3 m long. How much longer is the red ribbon (in m)? =
  19. 19.1.56 − 0.5 =
  20. 20.29.4 ÷ 100 =
  21. 21.A red ribbon is 10.6 m long and a blue ribbon is 6.2 m long. How much longer is the red ribbon (in m)? =
  22. 22.18.9 ÷ 10 =
  23. 23.Write 56/100 as a decimal. =
  24. 24.71.67 × 100 =
  25. 25.In 12.57, which digit is in the tenths place?
  26. 26.7.5 + 1 =
  27. 27.15.22 × 10 =
  28. 28.Write 19/100 as a decimal. =
  29. 29.A red ribbon is 8.3 m long and a blue ribbon is 6.5 m long. How much longer is the red ribbon (in m)? =
  30. 30.6.54 + 5.73 =
  31. 31.8.18 × 10 =
  32. 32.In 53.78, which digit is in the hundredths place?
  33. 33.2.21 + 2.7 =
  34. 34.A red ribbon is 1.3 m long and a blue ribbon is 7.4 m long. What is their total length (in m)? =
  35. 35.11.79 − 2.09 =
  36. 36.3.71 × 10 =
  37. 37.A red ribbon is 10.6 m long and a blue ribbon is 6.6 m long. How much longer is the red ribbon (in m)? =
  38. 38.In 71.69, which digit is in the hundredths place?
  39. 39.9.49 + 1 =
  40. 40.9.2 − 8.4 =

Answer key

  1. 5.79
  2. 0.774
  3. 4
  4. 6
  5. 6.07
  6. 1
  7. 0.41
  8. 0.14
  9. 0.02
  10. 6.46
  11. 1977
  12. 6.3
  13. 9.5
  14. 6
  15. 5.4
  16. 12.6
  17. 11.5
  18. 1.8
  19. 1.06
  20. 0.294
  21. 4.4
  22. 1.89
  23. 0.56
  24. 7167
  25. 5
  26. 8.5
  27. 152.2
  28. 0.19
  29. 1.8
  30. 12.27
  31. 81.8
  32. 8
  33. 4.91
  34. 8.7
  35. 9.7
  36. 37.1
  37. 4
  38. 9
  39. 10.49
  40. 0.8

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