← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 420 · 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. 1.0.26 × 0.8 =
  2. 2.4.7 × 0.21 =
  3. 3.3.4 × 2.2 =
  4. 4.0.18 × 3.2 =
  5. 5.0.33 × 1.5 =
  6. 6.0.48 × 1.1 =
  7. 7.0.39 × 2.8 =
  8. 8.0.99 × 1.4 =
  9. 9.0.91 × 1.6 =
  10. 10.0.45 × 2.7 =
  11. 11.4.8 × 2.4 =
  12. 12.2.7 × 3.4 =
  13. 13.0.95 × 0.5 =
  14. 14.0.45 × 0.9 =
  15. 15.0.44 × 1.8 =
  16. 16.5.9 × 0.04 =
  17. 17.1.8 × 0.03 =
  18. 18.0.71 × 3.4 =
  19. 19.0.89 × 1.9 =
  20. 20.4.2 × 2.9 =
  21. 21.0.21 × 2.6 =
  22. 22.4.3 × 0.24 =
  23. 23.6.7 × 1.9 =
  24. 24.0.87 × 3.6 =
  25. 25.9.5 × 0.35 =
  26. 26.0.61 × 1.2 =
  27. 27.3.7 × 0.14 =
  28. 28.0.69 × 1.1 =
  29. 29.5.8 × 0.35 =
  30. 30.0.82 × 1.2 =
  31. 31.0.95 × 3.1 =
  32. 32.5.3 × 1.1 =
  33. 33.6.6 × 3.6 =
  34. 34.0.11 × 2.9 =
  35. 35.0.36 × 1.5 =
  36. 36.3.4 × 0.31 =
  37. 37.0.49 × 1.9 =
  38. 38.0.45 × 3.7 =
  39. 39.0.32 × 2.5 =
  40. 40.1.4 × 3.6 =

Answer key

  1. 0.208
  2. 0.987
  3. 7.48
  4. 0.576
  5. 0.495
  6. 0.528
  7. 1.092
  8. 1.386
  9. 1.456
  10. 1.215
  11. 11.52
  12. 9.18
  13. 0.475
  14. 0.405
  15. 0.792
  16. 0.236
  17. 0.054
  18. 2.414
  19. 1.691
  20. 12.18
  21. 0.546
  22. 1.032
  23. 12.73
  24. 3.132
  25. 3.325
  26. 0.732
  27. 0.518
  28. 0.759
  29. 2.03
  30. 0.984
  31. 2.945
  32. 5.83
  33. 23.76
  34. 0.319
  35. 0.54
  36. 1.054
  37. 0.931
  38. 1.665
  39. 0.8
  40. 5.04

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