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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 448 · 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. 1.685 × 10 =
  2. 2.21 × ? = 2100
  3. 3.36 × ? = 36000
  4. 4.10 × ? = 10000
  5. 5.6 × 1000 =
  6. 6.76 × ? = 7600
  7. 7.28 × 100 =
  8. 8.44 × ? = 4400
  9. 9.91 × 100 =
  10. 10.86 × 100 =
  11. 11.769 × ? = 7690
  12. 12.444 × ? = 4440
  13. 13.4 × ? = 4000
  14. 14.12 × ? = 12000
  15. 15.9 × ? = 9000
  16. 16.5 × 1000 =
  17. 17.648 × 10 =
  18. 18.238 × 10 =
  19. 19.519 × ? = 5190
  20. 20.6 × ? = 60
  21. 21.51 × 100 =
  22. 22.537 × 10 =
  23. 23.24 × 1000 =
  24. 24.37 × 1000 =
  25. 25.13 × ? = 1300
  26. 26.2 × 100 =
  27. 27.95 × ? = 9500
  28. 28.25 × 1000 =
  29. 29.391 × 10 =
  30. 30.252 × 10 =
  31. 31.4 × 1000 =
  32. 32.380 × 10 =
  33. 33.659 × 10 =
  34. 34.877 × 10 =
  35. 35.516 × 10 =
  36. 36.41 × 10 =
  37. 37.27 × 1000 =
  38. 38.3 × 1000 =
  39. 39.606 × 10 =
  40. 40.3 × ? = 3000

Answer key

  1. 6850
  2. 100
  3. 1000
  4. 1000
  5. 6000
  6. 100
  7. 2800
  8. 100
  9. 9100
  10. 8600
  11. 10
  12. 10
  13. 1000
  14. 1000
  15. 1000
  16. 5000
  17. 6480
  18. 2380
  19. 10
  20. 10
  21. 5100
  22. 5370
  23. 24000
  24. 37000
  25. 100
  26. 200
  27. 100
  28. 25000
  29. 3910
  30. 2520
  31. 4000
  32. 3800
  33. 6590
  34. 8770
  35. 5160
  36. 410
  37. 27000
  38. 3000
  39. 6060
  40. 1000

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