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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 447 · 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. 1.15 × 1000 =
  2. 2.434 × 10 =
  3. 3.812 × 10 =
  4. 4.593 × 10 =
  5. 5.6 × ? = 6000
  6. 6.33 × ? = 330
  7. 7.5 × 1000 =
  8. 8.23 × 1000 =
  9. 9.50 × ? = 5000
  10. 10.87 × 100 =
  11. 11.4 × 100 =
  12. 12.27 × 1000 =
  13. 13.9 × 1000 =
  14. 14.10 × 1000 =
  15. 15.731 × 10 =
  16. 16.90 × ? = 9000
  17. 17.25 × 1000 =
  18. 18.37 × ? = 37000
  19. 19.55 × ? = 5500
  20. 20.54 × 100 =
  21. 21.5 × 100 =
  22. 22.797 × 10 =
  23. 23.28 × 100 =
  24. 24.928 × 10 =
  25. 25.228 × 10 =
  26. 26.495 × 10 =
  27. 27.523 × 10 =
  28. 28.897 × 10 =
  29. 29.39 × ? = 39000
  30. 30.596 × 10 =
  31. 31.28 × 1000 =
  32. 32.14 × ? = 14000
  33. 33.91 × 100 =
  34. 34.4 × 1000 =
  35. 35.480 × 10 =
  36. 36.14 × 1000 =
  37. 37.46 × ? = 4600
  38. 38.480 × ? = 4800
  39. 39.94 × 100 =
  40. 40.21 × 100 =

Answer key

  1. 15000
  2. 4340
  3. 8120
  4. 5930
  5. 1000
  6. 10
  7. 5000
  8. 23000
  9. 100
  10. 8700
  11. 400
  12. 27000
  13. 9000
  14. 10000
  15. 7310
  16. 100
  17. 25000
  18. 1000
  19. 100
  20. 5400
  21. 500
  22. 7970
  23. 2800
  24. 9280
  25. 2280
  26. 4950
  27. 5230
  28. 8970
  29. 1000
  30. 5960
  31. 28000
  32. 1000
  33. 9100
  34. 4000
  35. 4800
  36. 14000
  37. 100
  38. 10
  39. 9400
  40. 2100

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