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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 236 · 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. 1.71 × 100 =
  2. 2.17 × ? = 1700
  3. 3.788 × ? = 7880
  4. 4.39 × 100 =
  5. 5.235 × 10 =
  6. 6.39 × 1000 =
  7. 7.33 × ? = 33000
  8. 8.219 × 10 =
  9. 9.43 × ? = 4300
  10. 10.45 × ? = 45000
  11. 11.52 × ? = 5200
  12. 12.954 × 10 =
  13. 13.527 × 10 =
  14. 14.67 × 100 =
  15. 15.89 × ? = 8900
  16. 16.78 × ? = 7800
  17. 17.17 × 1000 =
  18. 18.50 × 100 =
  19. 19.37 × 10 =
  20. 20.988 × 10 =
  21. 21.30 × 100 =
  22. 22.60 × 100 =
  23. 23.889 × ? = 8890
  24. 24.726 × ? = 7260
  25. 25.268 × ? = 2680
  26. 26.164 × 10 =
  27. 27.47 × 100 =
  28. 28.2 × ? = 20
  29. 29.106 × 10 =
  30. 30.79 × 100 =
  31. 31.15 × ? = 1500
  32. 32.18 × 1000 =
  33. 33.360 × 10 =
  34. 34.354 × 10 =
  35. 35.35 × 1000 =
  36. 36.4 × 1000 =
  37. 37.28 × 100 =
  38. 38.180 × 10 =
  39. 39.88 × 100 =
  40. 40.979 × 10 =

Answer key

  1. 7100
  2. 100
  3. 10
  4. 3900
  5. 2350
  6. 39000
  7. 1000
  8. 2190
  9. 100
  10. 1000
  11. 100
  12. 9540
  13. 5270
  14. 6700
  15. 100
  16. 100
  17. 17000
  18. 5000
  19. 370
  20. 9880
  21. 3000
  22. 6000
  23. 10
  24. 10
  25. 10
  26. 1640
  27. 4700
  28. 10
  29. 1060
  30. 7900
  31. 100
  32. 18000
  33. 3600
  34. 3540
  35. 35000
  36. 4000
  37. 2800
  38. 1800
  39. 8800
  40. 9790

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