← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 629 · 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. 1.0.72 × 2.9 =
  2. 2.3.1 × 0.36 =
  3. 3.0.19 × 1.1 =
  4. 4.7.8 × 0.36 =
  5. 5.1.6 × 0.22 =
  6. 6.0.87 × 2.1 =
  7. 7.4.3 × 0.38 =
  8. 8.0.94 × 2.5 =
  9. 9.0.54 × 1.8 =
  10. 10.0.31 × 1.2 =
  11. 11.2.9 × 0.31 =
  12. 12.0.02 × 0.6 =
  13. 13.8.8 × 2.7 =
  14. 14.8.6 × 2.8 =
  15. 15.0.56 × 3.1 =
  16. 16.4.6 × 0.2 =
  17. 17.3.1 × 0.38 =
  18. 18.3.4 × 0.08 =
  19. 19.4.7 × 0.18 =
  20. 20.4.1 × 1.3 =
  21. 21.0.65 × 1.1 =
  22. 22.3.1 × 2.7 =
  23. 23.0.63 × 2.4 =
  24. 24.0.06 × 3.5 =
  25. 25.0.55 × 1.6 =
  26. 26.2.2 × 0.19 =
  27. 27.0.22 × 1.1 =
  28. 28.0.11 × 1.3 =
  29. 29.0.34 × 1.1 =
  30. 30.0.08 × 3.4 =
  31. 31.0.77 × 0.5 =
  32. 32.0.46 × 2.2 =
  33. 33.0.43 × 0.2 =
  34. 34.0.21 × 3.1 =
  35. 35.0.68 × 1.8 =
  36. 36.4.8 × 3.7 =
  37. 37.4.3 × 0.31 =
  38. 38.1.5 × 0.34 =
  39. 39.0.29 × 1.2 =
  40. 40.9.2 × 0.8 =

Answer key

  1. 2.088
  2. 1.116
  3. 0.209
  4. 2.808
  5. 0.352
  6. 1.827
  7. 1.634
  8. 2.35
  9. 0.972
  10. 0.372
  11. 0.899
  12. 0.012
  13. 23.76
  14. 24.08
  15. 1.736
  16. 0.92
  17. 1.178
  18. 0.272
  19. 0.846
  20. 5.33
  21. 0.715
  22. 8.37
  23. 1.512
  24. 0.21
  25. 0.88
  26. 0.418
  27. 0.242
  28. 0.143
  29. 0.374
  30. 0.272
  31. 0.385
  32. 1.012
  33. 0.086
  34. 0.651
  35. 1.224
  36. 17.76
  37. 1.333
  38. 0.51
  39. 0.348
  40. 7.36

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