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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 467 · 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. 1.4 × ? = 4000
  2. 2.910 × ? = 9100
  3. 3.103 × 10 =
  4. 4.325 × 10 =
  5. 5.964 × 10 =
  6. 6.724 × 10 =
  7. 7.6 × 1000 =
  8. 8.25 × ? = 2500
  9. 9.275 × ? = 2750
  10. 10.295 × 10 =
  11. 11.24 × ? = 2400
  12. 12.14 × 1000 =
  13. 13.15 × 1000 =
  14. 14.380 × 10 =
  15. 15.179 × 10 =
  16. 16.7 × ? = 7000
  17. 17.21 × 1000 =
  18. 18.32 × ? = 3200
  19. 19.31 × 1000 =
  20. 20.853 × 10 =
  21. 21.42 × 1000 =
  22. 22.94 × 100 =
  23. 23.36 × ? = 36000
  24. 24.82 × 100 =
  25. 25.30 × ? = 3000
  26. 26.97 × ? = 9700
  27. 27.55 × 100 =
  28. 28.756 × 10 =
  29. 29.57 × 100 =
  30. 30.28 × 100 =
  31. 31.567 × 10 =
  32. 32.31 × ? = 31000
  33. 33.32 × 100 =
  34. 34.228 × 10 =
  35. 35.977 × ? = 9770
  36. 36.850 × 10 =
  37. 37.16 × ? = 16000
  38. 38.12 × ? = 1200
  39. 39.520 × ? = 5200
  40. 40.15 × ? = 15000

Answer key

  1. 1000
  2. 10
  3. 1030
  4. 3250
  5. 9640
  6. 7240
  7. 6000
  8. 100
  9. 10
  10. 2950
  11. 100
  12. 14000
  13. 15000
  14. 3800
  15. 1790
  16. 1000
  17. 21000
  18. 100
  19. 31000
  20. 8530
  21. 42000
  22. 9400
  23. 1000
  24. 8200
  25. 100
  26. 100
  27. 5500
  28. 7560
  29. 5700
  30. 2800
  31. 5670
  32. 1000
  33. 3200
  34. 2280
  35. 10
  36. 8500
  37. 1000
  38. 100
  39. 10
  40. 1000

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