← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 690 · 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. 1.9.8 × 2.8 =
  2. 2.0.32 × 1.5 =
  3. 3.1.1 × 1.2 =
  4. 4.6.1 × 1.4 =
  5. 5.1.1 × 1.6 =
  6. 6.2.5 × 3.1 =
  7. 7.0.62 × 3.4 =
  8. 8.0.24 × 3.6 =
  9. 9.1.6 × 0.22 =
  10. 10.2.1 × 0.25 =
  11. 11.0.82 × 3.1 =
  12. 12.0.25 × 2.5 =
  13. 13.0.17 × 1.3 =
  14. 14.0.3 × 2.6 =
  15. 15.0.91 × 1.6 =
  16. 16.2.6 × 2.1 =
  17. 17.0.27 × 1.1 =
  18. 18.0.76 × 3.2 =
  19. 19.0.41 × 2.5 =
  20. 20.2.5 × 0.35 =
  21. 21.1.8 × 3.4 =
  22. 22.0.95 × 3.2 =
  23. 23.0.71 × 1.4 =
  24. 24.2.1 × 0.24 =
  25. 25.0.43 × 0.2 =
  26. 26.6.4 × 1.1 =
  27. 27.0.18 × 3.1 =
  28. 28.0.65 × 0.9 =
  29. 29.8.8 × 0.29 =
  30. 30.0.41 × 1.5 =
  31. 31.0.31 × 1.5 =
  32. 32.1.1 × 0.33 =
  33. 33.5.6 × 0.13 =
  34. 34.0.3 × 0.9 =
  35. 35.3.4 × 3.8 =
  36. 36.4.3 × 0.3 =
  37. 37.0.43 × 1.9 =
  38. 38.0.18 × 3.5 =
  39. 39.2.7 × 0.8 =
  40. 40.0.22 × 1.3 =

Answer key

  1. 27.44
  2. 0.48
  3. 1.32
  4. 8.54
  5. 1.76
  6. 7.75
  7. 2.108
  8. 0.864
  9. 0.352
  10. 0.525
  11. 2.542
  12. 0.625
  13. 0.221
  14. 0.78
  15. 1.456
  16. 5.46
  17. 0.297
  18. 2.432
  19. 1.025
  20. 0.875
  21. 6.12
  22. 3.04
  23. 0.994
  24. 0.504
  25. 0.086
  26. 7.04
  27. 0.558
  28. 0.585
  29. 2.552
  30. 0.615
  31. 0.465
  32. 0.363
  33. 0.728
  34. 0.27
  35. 12.92
  36. 1.29
  37. 0.817
  38. 0.63
  39. 2.16
  40. 0.286

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