← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 666 · 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. 1.0.64 × 3.4 =
  2. 2.7.4 × 0.15 =
  3. 3.0.5 × 0.05 =
  4. 4.0.9 × 3.2 =
  5. 5.3.8 × 2.9 =
  6. 6.0.91 × 2.6 =
  7. 7.1.4 × 0.9 =
  8. 8.0.93 × 1.1 =
  9. 9.0.7 × 0.34 =
  10. 10.1.8 × 0.02 =
  11. 11.0.76 × 0.2 =
  12. 12.5.1 × 0.07 =
  13. 13.4.4 × 0.34 =
  14. 14.0.09 × 0.2 =
  15. 15.0.74 × 3.7 =
  16. 16.2.7 × 0.4 =
  17. 17.1.5 × 0.19 =
  18. 18.7.3 × 0.13 =
  19. 19.1.6 × 0.33 =
  20. 20.0.91 × 1.3 =
  21. 21.0.5 × 1.8 =
  22. 22.0.08 × 1.3 =
  23. 23.2.9 × 0.5 =
  24. 24.6.7 × 0.7 =
  25. 25.0.28 × 1.1 =
  26. 26.0.31 × 2.7 =
  27. 27.7.1 × 3.8 =
  28. 28.0.27 × 2.5 =
  29. 29.0.64 × 0.3 =
  30. 30.3.1 × 0.28 =
  31. 31.0.78 × 1.7 =
  32. 32.9.3 × 0.04 =
  33. 33.0.84 × 2.4 =
  34. 34.0.86 × 3.8 =
  35. 35.3.4 × 2.4 =
  36. 36.2.3 × 3.7 =
  37. 37.0.24 × 0.3 =
  38. 38.4.9 × 0.32 =
  39. 39.9.4 × 3.9 =
  40. 40.0.91 × 0.2 =

Answer key

  1. 2.176
  2. 1.11
  3. 0.025
  4. 2.88
  5. 11.02
  6. 2.366
  7. 1.26
  8. 1.023
  9. 0.238
  10. 0.036
  11. 0.152
  12. 0.357
  13. 1.496
  14. 0.018
  15. 2.738
  16. 1.08
  17. 0.285
  18. 0.949
  19. 0.528
  20. 1.183
  21. 0.9
  22. 0.104
  23. 1.45
  24. 4.69
  25. 0.308
  26. 0.837
  27. 26.98
  28. 0.675
  29. 0.192
  30. 0.868
  31. 1.326
  32. 0.372
  33. 2.016
  34. 3.268
  35. 8.16
  36. 8.51
  37. 0.072
  38. 1.568
  39. 36.66
  40. 0.182

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