← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 977 · 40 questions
TalentJR

The fast method (Count the places): Forget the points and multiply the whole numbers: 2.5 × 1.4 → 25 × 14 = 350. Count the decimal places in both numbers: 1 + 1 = 2. Put the point that many places from the right: 3.50 — then drop the 0 at the end: 3.5.

NameDateTime takenScore ___ / 40
  1. 1.1.1 × 0.36 =
  2. 2.0.33 × 1.5 =
  3. 3.2.9 × 1.9 =
  4. 4.7.2 × 0.3 =
  5. 5.4.6 × 1.8 =
  6. 6.9.8 × 3.4 =
  7. 7.1.9 × 0.13 =
  8. 8.1.3 × 0.04 =
  9. 9.1.8 × 0.19 =
  10. 10.0.07 × 1.6 =
  11. 11.1.1 × 0.17 =
  12. 12.6.2 × 2.1 =
  13. 13.0.15 × 0.5 =
  14. 14.0.52 × 0.9 =
  15. 15.7.6 × 3.7 =
  16. 16.9.1 × 0.14 =
  17. 17.9.3 × 0.33 =
  18. 18.0.11 × 1.2 =
  19. 19.0.13 × 2.8 =
  20. 20.8.1 × 0.12 =
  21. 21.5.8 × 2.7 =
  22. 22.5.1 × 2.5 =
  23. 23.0.7 × 1.1 =
  24. 24.9.1 × 0.08 =
  25. 25.0.19 × 2.3 =
  26. 26.0.06 × 1.1 =
  27. 27.0.04 × 1.7 =
  28. 28.0.3 × 0.21 =
  29. 29.8.7 × 1.5 =
  30. 30.0.86 × 1.2 =
  31. 31.5.5 × 0.5 =
  32. 32.6.5 × 0.11 =
  33. 33.6.5 × 0.39 =
  34. 34.4.1 × 0.05 =
  35. 35.0.07 × 0.6 =
  36. 36.0.61 × 3.1 =
  37. 37.3.5 × 0.7 =
  38. 38.0.8 × 0.13 =
  39. 39.5.2 × 3.1 =
  40. 40.7.1 × 1.7 =

Answer key

  1. 0.396
  2. 0.495
  3. 5.51
  4. 2.16
  5. 8.28
  6. 33.32
  7. 0.247
  8. 0.052
  9. 0.342
  10. 0.112
  11. 0.187
  12. 13.02
  13. 0.075
  14. 0.468
  15. 28.12
  16. 1.274
  17. 3.069
  18. 0.132
  19. 0.364
  20. 0.972
  21. 15.66
  22. 12.75
  23. 0.77
  24. 0.728
  25. 0.437
  26. 0.066
  27. 0.068
  28. 0.063
  29. 13.05
  30. 1.032
  31. 2.75
  32. 0.715
  33. 2.535
  34. 0.205
  35. 0.042
  36. 1.891
  37. 2.45
  38. 0.104
  39. 16.12
  40. 12.07

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths