← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 89 · 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. 1.2.4 × 2.1 =
  2. 2.5.9 × 0.06 =
  3. 3.5.4 × 0.33 =
  4. 4.8.7 × 0.05 =
  5. 5.0.08 × 1.3 =
  6. 6.7.7 × 0.3 =
  7. 7.9.2 × 0.5 =
  8. 8.1.3 × 3.5 =
  9. 9.8.5 × 3.2 =
  10. 10.8.5 × 0.7 =
  11. 11.3.4 × 0.8 =
  12. 12.0.46 × 1.8 =
  13. 13.1.4 × 2.7 =
  14. 14.1.2 × 2.6 =
  15. 15.1.3 × 1.8 =
  16. 16.4.5 × 0.24 =
  17. 17.0.61 × 2.7 =
  18. 18.0.84 × 0.4 =
  19. 19.2.1 × 0.09 =
  20. 20.3.3 × 0.31 =
  21. 21.6.9 × 3.6 =
  22. 22.1.4 × 0.6 =
  23. 23.0.91 × 2.1 =
  24. 24.0.93 × 0.9 =
  25. 25.0.14 × 2.2 =
  26. 26.8.7 × 1.1 =
  27. 27.0.11 × 3.2 =
  28. 28.8.8 × 0.9 =
  29. 29.9.1 × 3.1 =
  30. 30.0.18 × 1.1 =
  31. 31.0.86 × 1.6 =
  32. 32.0.91 × 3.8 =
  33. 33.2.8 × 3.8 =
  34. 34.0.7 × 0.34 =
  35. 35.2.1 × 0.11 =
  36. 36.0.19 × 1.5 =
  37. 37.2.9 × 0.32 =
  38. 38.0.41 × 3.4 =
  39. 39.1.3 × 1.1 =
  40. 40.0.27 × 2.4 =

Answer key

  1. 5.04
  2. 0.354
  3. 1.782
  4. 0.435
  5. 0.104
  6. 2.31
  7. 4.6
  8. 4.55
  9. 27.2
  10. 5.95
  11. 2.72
  12. 0.828
  13. 3.78
  14. 3.12
  15. 2.34
  16. 1.08
  17. 1.647
  18. 0.336
  19. 0.189
  20. 1.023
  21. 24.84
  22. 0.84
  23. 1.911
  24. 0.837
  25. 0.308
  26. 9.57
  27. 0.352
  28. 7.92
  29. 28.21
  30. 0.198
  31. 1.376
  32. 3.458
  33. 10.64
  34. 0.238
  35. 0.231
  36. 0.285
  37. 0.928
  38. 1.394
  39. 1.43
  40. 0.648

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