← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 164 · 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. 1.0.67 × 1.7 =
  2. 2.2.3 × 1.8 =
  3. 3.0.57 × 1.4 =
  4. 4.3.9 × 0.39 =
  5. 5.0.51 × 3.8 =
  6. 6.7.5 × 3.5 =
  7. 7.8.9 × 3.9 =
  8. 8.4.1 × 0.12 =
  9. 9.0.8 × 0.7 =
  10. 10.0.24 × 3.1 =
  11. 11.5.6 × 0.2 =
  12. 12.5.4 × 1.4 =
  13. 13.5.1 × 0.12 =
  14. 14.0.31 × 1.9 =
  15. 15.0.77 × 0.4 =
  16. 16.8.9 × 3.3 =
  17. 17.7.1 × 3.4 =
  18. 18.0.53 × 0.2 =
  19. 19.0.56 × 1.5 =
  20. 20.4.1 × 0.28 =
  21. 21.5.5 × 2.1 =
  22. 22.0.82 × 2.1 =
  23. 23.0.02 × 1.1 =
  24. 24.6.1 × 0.6 =
  25. 25.7.5 × 0.8 =
  26. 26.1.4 × 0.39 =
  27. 27.9.6 × 0.25 =
  28. 28.0.12 × 0.2 =
  29. 29.0.64 × 2.2 =
  30. 30.5.2 × 0.6 =
  31. 31.5.1 × 3.4 =
  32. 32.0.45 × 2.1 =
  33. 33.7.8 × 0.05 =
  34. 34.0.36 × 2.5 =
  35. 35.0.52 × 2.4 =
  36. 36.0.44 × 2.9 =
  37. 37.2.6 × 0.39 =
  38. 38.0.53 × 1.2 =
  39. 39.0.81 × 3.4 =
  40. 40.2.8 × 1.8 =

Answer key

  1. 1.139
  2. 4.14
  3. 0.798
  4. 1.521
  5. 1.938
  6. 26.25
  7. 34.71
  8. 0.492
  9. 0.56
  10. 0.744
  11. 1.12
  12. 7.56
  13. 0.612
  14. 0.589
  15. 0.308
  16. 29.37
  17. 24.14
  18. 0.106
  19. 0.84
  20. 1.148
  21. 11.55
  22. 1.722
  23. 0.022
  24. 3.66
  25. 6
  26. 0.546
  27. 2.4
  28. 0.024
  29. 1.408
  30. 3.12
  31. 17.34
  32. 0.945
  33. 0.39
  34. 0.9
  35. 1.248
  36. 1.276
  37. 1.014
  38. 0.636
  39. 2.754
  40. 5.04

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