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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 838 · 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. 1.24 × 1000 =
  2. 2.16 × 1000 =
  3. 3.182 × ? = 1820
  4. 4.77 × 100 =
  5. 5.29 × ? = 2900
  6. 6.208 × ? = 2080
  7. 7.661 × ? = 6610
  8. 8.12 × ? = 1200
  9. 9.43 × 1000 =
  10. 10.47 × ? = 4700
  11. 11.10 × 1000 =
  12. 12.467 × 10 =
  13. 13.165 × 10 =
  14. 14.8 × 1000 =
  15. 15.412 × ? = 4120
  16. 16.51 × ? = 5100
  17. 17.41 × ? = 4100
  18. 18.5 × 1000 =
  19. 19.113 × 10 =
  20. 20.42 × 1000 =
  21. 21.48 × 100 =
  22. 22.7 × 1000 =
  23. 23.35 × 100 =
  24. 24.14 × ? = 14000
  25. 25.13 × 100 =
  26. 26.496 × ? = 4960
  27. 27.10 × ? = 1000
  28. 28.82 × 100 =
  29. 29.83 × ? = 8300
  30. 30.206 × ? = 2060
  31. 31.52 × ? = 5200
  32. 32.52 × 100 =
  33. 33.715 × 10 =
  34. 34.65 × ? = 6500
  35. 35.87 × ? = 8700
  36. 36.22 × ? = 22000
  37. 37.81 × 100 =
  38. 38.23 × 1000 =
  39. 39.39 × 1000 =
  40. 40.12 × 1000 =

Answer key

  1. 24000
  2. 16000
  3. 10
  4. 7700
  5. 100
  6. 10
  7. 10
  8. 100
  9. 43000
  10. 100
  11. 10000
  12. 4670
  13. 1650
  14. 8000
  15. 10
  16. 100
  17. 100
  18. 5000
  19. 1130
  20. 42000
  21. 4800
  22. 7000
  23. 3500
  24. 1000
  25. 1300
  26. 10
  27. 100
  28. 8200
  29. 100
  30. 10
  31. 100
  32. 5200
  33. 7150
  34. 100
  35. 100
  36. 1000
  37. 8100
  38. 23000
  39. 39000
  40. 12000

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