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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 293 · 40 questions
TalentJR

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

NameDateTime takenScore ___ / 40
  1. 1.31 × 100 =
  2. 2.20 × ? = 2000
  3. 3.81 × 100 =
  4. 4.314 × 10 =
  5. 5.41 × ? = 41000
  6. 6.31 × 1000 =
  7. 7.43 × ? = 4300
  8. 8.297 × ? = 2970
  9. 9.25 × 100 =
  10. 10.22 × ? = 22000
  11. 11.479 × ? = 4790
  12. 12.35 × ? = 35000
  13. 13.108 × ? = 1080
  14. 14.19 × 1000 =
  15. 15.53 × ? = 5300
  16. 16.48 × 100 =
  17. 17.633 × 10 =
  18. 18.296 × 10 =
  19. 19.529 × 10 =
  20. 20.13 × ? = 13000
  21. 21.22 × 1000 =
  22. 22.354 × 10 =
  23. 23.463 × 10 =
  24. 24.59 × 100 =
  25. 25.517 × ? = 5170
  26. 26.655 × 10 =
  27. 27.958 × 10 =
  28. 28.138 × 10 =
  29. 29.18 × 1000 =
  30. 30.88 × 100 =
  31. 31.239 × 10 =
  32. 32.10 × 1000 =
  33. 33.772 × ? = 7720
  34. 34.16 × ? = 16000
  35. 35.187 × 10 =
  36. 36.693 × 10 =
  37. 37.9 × ? = 900
  38. 38.6 × 100 =
  39. 39.13 × 1000 =
  40. 40.44 × 100 =

Answer key

  1. 3100
  2. 100
  3. 8100
  4. 3140
  5. 1000
  6. 31000
  7. 100
  8. 10
  9. 2500
  10. 1000
  11. 10
  12. 1000
  13. 10
  14. 19000
  15. 100
  16. 4800
  17. 6330
  18. 2960
  19. 5290
  20. 1000
  21. 22000
  22. 3540
  23. 4630
  24. 5900
  25. 10
  26. 6550
  27. 9580
  28. 1380
  29. 18000
  30. 8800
  31. 2390
  32. 10000
  33. 10
  34. 1000
  35. 1870
  36. 6930
  37. 100
  38. 600
  39. 13000
  40. 4400

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