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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 13 · 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. 1.45 × ? = 45000
  2. 2.14 × ? = 14000
  3. 3.25 × 1000 =
  4. 4.51 × 100 =
  5. 5.64 × 100 =
  6. 6.34 × 100 =
  7. 7.45 × 10 =
  8. 8.606 × 10 =
  9. 9.202 × 10 =
  10. 10.710 × 10 =
  11. 11.90 × 100 =
  12. 12.12 × ? = 1200
  13. 13.62 × 100 =
  14. 14.438 × ? = 4380
  15. 15.74 × 100 =
  16. 16.432 × 10 =
  17. 17.8 × ? = 800
  18. 18.239 × 10 =
  19. 19.75 × 100 =
  20. 20.506 × 10 =
  21. 21.5 × 1000 =
  22. 22.18 × ? = 18000
  23. 23.576 × 10 =
  24. 24.16 × ? = 16000
  25. 25.567 × 10 =
  26. 26.40 × ? = 40000
  27. 27.311 × ? = 3110
  28. 28.32 × 1000 =
  29. 29.53 × ? = 5300
  30. 30.70 × ? = 7000
  31. 31.25 × 10 =
  32. 32.856 × 10 =
  33. 33.959 × 10 =
  34. 34.32 × ? = 32000
  35. 35.514 × ? = 5140
  36. 36.44 × ? = 4400
  37. 37.509 × 10 =
  38. 38.29 × ? = 29000
  39. 39.29 × ? = 2900
  40. 40.80 × 100 =

Answer key

  1. 1000
  2. 1000
  3. 25000
  4. 5100
  5. 6400
  6. 3400
  7. 450
  8. 6060
  9. 2020
  10. 7100
  11. 9000
  12. 100
  13. 6200
  14. 10
  15. 7400
  16. 4320
  17. 100
  18. 2390
  19. 7500
  20. 5060
  21. 5000
  22. 1000
  23. 5760
  24. 1000
  25. 5670
  26. 1000
  27. 10
  28. 32000
  29. 100
  30. 100
  31. 250
  32. 8560
  33. 9590
  34. 1000
  35. 10
  36. 100
  37. 5090
  38. 1000
  39. 100
  40. 8000

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