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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 497 · 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. 1.546 × 10 =
  2. 2.607 × ? = 6070
  3. 3.16 × 1000 =
  4. 4.788 × 10 =
  5. 5.2 × 1000 =
  6. 6.28 × 1000 =
  7. 7.8 × 1000 =
  8. 8.11 × 1000 =
  9. 9.241 × ? = 2410
  10. 10.285 × ? = 2850
  11. 11.261 × 10 =
  12. 12.39 × 1000 =
  13. 13.38 × 1000 =
  14. 14.640 × 10 =
  15. 15.436 × 10 =
  16. 16.24 × 100 =
  17. 17.7 × 100 =
  18. 18.18 × ? = 18000
  19. 19.46 × ? = 4600
  20. 20.785 × ? = 7850
  21. 21.9 × ? = 9000
  22. 22.41 × 1000 =
  23. 23.73 × 100 =
  24. 24.903 × 10 =
  25. 25.63 × 100 =
  26. 26.682 × ? = 6820
  27. 27.91 × ? = 9100
  28. 28.68 × ? = 6800
  29. 29.88 × 100 =
  30. 30.36 × 1000 =
  31. 31.5 × 10 =
  32. 32.651 × ? = 6510
  33. 33.9 × 1000 =
  34. 34.904 × 10 =
  35. 35.194 × 10 =
  36. 36.21 × 1000 =
  37. 37.24 × 1000 =
  38. 38.725 × 10 =
  39. 39.9 × 100 =
  40. 40.411 × ? = 4110

Answer key

  1. 5460
  2. 10
  3. 16000
  4. 7880
  5. 2000
  6. 28000
  7. 8000
  8. 11000
  9. 10
  10. 10
  11. 2610
  12. 39000
  13. 38000
  14. 6400
  15. 4360
  16. 2400
  17. 700
  18. 1000
  19. 100
  20. 10
  21. 1000
  22. 41000
  23. 7300
  24. 9030
  25. 6300
  26. 10
  27. 100
  28. 100
  29. 8800
  30. 36000
  31. 50
  32. 10
  33. 9000
  34. 9040
  35. 1940
  36. 21000
  37. 24000
  38. 7250
  39. 900
  40. 10

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