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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 521 · 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. 1.5.36 − 0.42 =
  2. 2.Write 1/10 as a decimal. =
  3. 3.A red ribbon is 8.2 m long and a blue ribbon is 5 m long. What is their total length (in m)? =
  4. 4.In 55.69, which digit is in the hundredths place?
  5. 5.In 5.92, which digit is in the ones place?
  6. 6.12.9 × 10 =
  7. 7.56.44 × 100 =
  8. 8.A red ribbon is 5.1 m long and a blue ribbon is 3.5 m long. What is their total length (in m)? =
  9. 9.A red ribbon is 5.8 m long and a blue ribbon is 6.8 m long. What is their total length (in m)? =
  10. 10.15.6 − 9.5 =
  11. 11.24.2 ÷ 100 =
  12. 12.3.32 − 0.22 =
  13. 13.A red ribbon is 1.3 m long and a blue ribbon is 8.3 m long. What is their total length (in m)? =
  14. 14.32.35 × 10 =
  15. 15.2.5 + 4.7 =
  16. 16.In 23.88, which digit is in the tenths place?
  17. 17.16.59 − 9.75 =
  18. 18.40.75 × 100 =
  19. 19.Write 16/100 as a decimal. =
  20. 20.Write 2/10 as a decimal. =
  21. 21.In 42.92, which digit is in the tenths place?
  22. 22.5.3 − 2.6 =
  23. 23.17.02 × 10 =
  24. 24.7.8 + 6.02 =
  25. 25.Write 4/10 as a decimal. =
  26. 26.Write 63/100 as a decimal. =
  27. 27.90.06 × 10 =
  28. 28.14.53 − 6.1 =
  29. 29.3.56 × 10 =
  30. 30.6.06 − 4.96 =
  31. 31.86.4 ÷ 100 =
  32. 32.7.43 × 10 =
  33. 33.In 81.87, which digit is in the tenths place?
  34. 34.87.1 ÷ 100 =
  35. 35.A red ribbon is 8.1 m long and a blue ribbon is 8 m long. How much longer is the red ribbon (in m)? =
  36. 36.A red ribbon is 8.8 m long and a blue ribbon is 4.9 m long. How much longer is the red ribbon (in m)? =
  37. 37.24.25 × 100 =
  38. 38.In 71.84, which digit is in the tenths place?
  39. 39.A red ribbon is 1.5 m long and a blue ribbon is 1.2 m long. How much longer is the red ribbon (in m)? =
  40. 40.67.98 × 100 =

Answer key

  1. 4.94
  2. 0.1
  3. 13.2
  4. 9
  5. 5
  6. 129
  7. 5644
  8. 8.6
  9. 12.6
  10. 6.1
  11. 0.242
  12. 3.1
  13. 9.6
  14. 323.5
  15. 7.2
  16. 8
  17. 6.84
  18. 4075
  19. 0.16
  20. 0.2
  21. 9
  22. 2.7
  23. 170.2
  24. 13.82
  25. 0.4
  26. 0.63
  27. 900.6
  28. 8.43
  29. 35.6
  30. 1.1
  31. 0.864
  32. 74.3
  33. 8
  34. 0.871
  35. 0.1
  36. 3.9
  37. 2425
  38. 8
  39. 0.3
  40. 6798

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