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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 173 · 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. 1.846 × 10 =
  2. 2.12 × 100 =
  3. 3.42 × 100 =
  4. 4.8 × 1000 =
  5. 5.22 × ? = 22000
  6. 6.13 × 1000 =
  7. 7.29 × ? = 2900
  8. 8.160 × ? = 1600
  9. 9.988 × 10 =
  10. 10.576 × 10 =
  11. 11.276 × 10 =
  12. 12.32 × 100 =
  13. 13.405 × 10 =
  14. 14.27 × ? = 27000
  15. 15.37 × 1000 =
  16. 16.95 × 100 =
  17. 17.685 × ? = 6850
  18. 18.24 × ? = 2400
  19. 19.982 × ? = 9820
  20. 20.753 × 10 =
  21. 21.308 × ? = 3080
  22. 22.16 × 1000 =
  23. 23.509 × 10 =
  24. 24.820 × ? = 8200
  25. 25.56 × ? = 5600
  26. 26.42 × 1000 =
  27. 27.550 × 10 =
  28. 28.2 × 100 =
  29. 29.20 × ? = 20000
  30. 30.15 × ? = 1500
  31. 31.43 × 1000 =
  32. 32.94 × ? = 9400
  33. 33.49 × ? = 49000
  34. 34.47 × 1000 =
  35. 35.29 × ? = 29000
  36. 36.13 × 100 =
  37. 37.344 × ? = 3440
  38. 38.6 × ? = 6000
  39. 39.496 × ? = 4960
  40. 40.14 × 100 =

Answer key

  1. 8460
  2. 1200
  3. 4200
  4. 8000
  5. 1000
  6. 13000
  7. 100
  8. 10
  9. 9880
  10. 5760
  11. 2760
  12. 3200
  13. 4050
  14. 1000
  15. 37000
  16. 9500
  17. 10
  18. 100
  19. 10
  20. 7530
  21. 10
  22. 16000
  23. 5090
  24. 10
  25. 100
  26. 42000
  27. 5500
  28. 200
  29. 1000
  30. 100
  31. 43000
  32. 100
  33. 1000
  34. 47000
  35. 1000
  36. 1300
  37. 10
  38. 1000
  39. 10
  40. 1400

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