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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 143 · 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. 1.0.5 + 2.8 =
  2. 2.5.58 − 2.4 =
  3. 3.5.92 + 2 =
  4. 4.A red ribbon is 8.1 m long and a blue ribbon is 7.1 m long. What is their total length (in m)? =
  5. 5.In 84.64, which digit is in the ones place?
  6. 6.13.6 ÷ 10 =
  7. 7.A red ribbon is 3 m long and a blue ribbon is 2.8 m long. What is their total length (in m)? =
  8. 8.5.1 + 3.8 =
  9. 9.Write 40/100 as a decimal. =
  10. 10.In 73.89, which digit is in the tenths place?
  11. 11.In 46.91, which digit is in the ones place?
  12. 12.A red ribbon is 3 m long and a blue ribbon is 4.1 m long. What is their total length (in m)? =
  13. 13.1.4 − 1.2 =
  14. 14.In 46.46, which digit is in the tenths place?
  15. 15.Write 8/10 as a decimal. =
  16. 16.Write 1/10 as a decimal. =
  17. 17.0.4 + 6.8 =
  18. 18.Write 2/100 as a decimal. =
  19. 19.12.9 − 4 =
  20. 20.10.7 − 3.5 =
  21. 21.Write 4/10 as a decimal. =
  22. 22.7.6 + 0.99 =
  23. 23.5.52 − 1.82 =
  24. 24.6.37 + 9.9 =
  25. 25.20.14 × 10 =
  26. 26.12.1 − 5.9 =
  27. 27.Write 82/100 as a decimal. =
  28. 28.94.6 × 10 =
  29. 29.4.21 − 3.85 =
  30. 30.8.26 − 1.36 =
  31. 31.A red ribbon is 10.1 m long and a blue ribbon is 9.8 m long. How much longer is the red ribbon (in m)? =
  32. 32.In 53.61, which digit is in the tenths place?
  33. 33.38.9 × 100 =
  34. 34.Write 2/10 as a decimal. =
  35. 35.10.79 − 9.92 =
  36. 36.In 26.75, which digit is in the tenths place?
  37. 37.In 27.87, which digit is in the tenths place?
  38. 38.Write 13/100 as a decimal. =
  39. 39.A red ribbon is 6.1 m long and a blue ribbon is 5 m long. What is their total length (in m)? =
  40. 40.4.68 − 0.61 =

Answer key

  1. 3.3
  2. 3.18
  3. 7.92
  4. 15.2
  5. 4
  6. 1.36
  7. 5.8
  8. 8.9
  9. 0.4
  10. 8
  11. 6
  12. 7.1
  13. 0.2
  14. 4
  15. 0.8
  16. 0.1
  17. 7.2
  18. 0.02
  19. 8.9
  20. 7.2
  21. 0.4
  22. 8.59
  23. 3.7
  24. 16.27
  25. 201.4
  26. 6.2
  27. 0.82
  28. 946
  29. 0.36
  30. 6.9
  31. 0.3
  32. 6
  33. 3890
  34. 0.2
  35. 0.87
  36. 7
  37. 8
  38. 0.13
  39. 11.1
  40. 4.07

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