← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 41 · 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. 1.0.18 × 0.9 =
  2. 2.7.6 × 0.18 =
  3. 3.0.51 × 2.7 =
  4. 4.2.6 × 0.11 =
  5. 5.0.76 × 0.6 =
  6. 6.8.5 × 3.1 =
  7. 7.0.3 × 0.21 =
  8. 8.6.8 × 3.9 =
  9. 9.3.1 × 1.5 =
  10. 10.9.7 × 0.21 =
  11. 11.7.8 × 0.5 =
  12. 12.0.28 × 2.6 =
  13. 13.0.17 × 3.2 =
  14. 14.0.04 × 2.4 =
  15. 15.9.3 × 0.31 =
  16. 16.5.1 × 0.03 =
  17. 17.0.9 × 0.8 =
  18. 18.6.1 × 3.1 =
  19. 19.0.23 × 0.6 =
  20. 20.0.08 × 0.9 =
  21. 21.5.7 × 0.07 =
  22. 22.0.91 × 0.7 =
  23. 23.0.95 × 1.4 =
  24. 24.3.6 × 0.09 =
  25. 25.4.2 × 1.1 =
  26. 26.0.2 × 0.39 =
  27. 27.3.2 × 0.9 =
  28. 28.7.8 × 2.8 =
  29. 29.4.9 × 0.04 =
  30. 30.0.84 × 1.1 =
  31. 31.0.97 × 3.1 =
  32. 32.0.29 × 3.5 =
  33. 33.0.39 × 3.6 =
  34. 34.4.1 × 2.5 =
  35. 35.0.21 × 1.7 =
  36. 36.4.3 × 3.9 =
  37. 37.3.8 × 0.3 =
  38. 38.1.3 × 1.1 =
  39. 39.0.56 × 2.3 =
  40. 40.9.5 × 0.8 =

Answer key

  1. 0.162
  2. 1.368
  3. 1.377
  4. 0.286
  5. 0.456
  6. 26.35
  7. 0.063
  8. 26.52
  9. 4.65
  10. 2.037
  11. 3.9
  12. 0.728
  13. 0.544
  14. 0.096
  15. 2.883
  16. 0.153
  17. 0.72
  18. 18.91
  19. 0.138
  20. 0.072
  21. 0.399
  22. 0.637
  23. 1.33
  24. 0.324
  25. 4.62
  26. 0.078
  27. 2.88
  28. 21.84
  29. 0.196
  30. 0.924
  31. 3.007
  32. 1.015
  33. 1.404
  34. 10.25
  35. 0.357
  36. 16.77
  37. 1.14
  38. 1.43
  39. 1.288
  40. 7.6

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