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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 90 · 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. 1.25 × 1000 =
  2. 2.76 × ? = 7600
  3. 3.141 × 10 =
  4. 4.937 × ? = 9370
  5. 5.916 × 10 =
  6. 6.12 × 1000 =
  7. 7.708 × 10 =
  8. 8.890 × 10 =
  9. 9.45 × 1000 =
  10. 10.83 × ? = 8300
  11. 11.40 × ? = 40000
  12. 12.761 × ? = 7610
  13. 13.96 × 10 =
  14. 14.448 × 10 =
  15. 15.564 × 10 =
  16. 16.569 × 10 =
  17. 17.59 × 100 =
  18. 18.688 × 10 =
  19. 19.13 × ? = 13000
  20. 20.797 × 10 =
  21. 21.12 × ? = 12000
  22. 22.10 × ? = 10000
  23. 23.44 × 1000 =
  24. 24.37 × ? = 37000
  25. 25.35 × 1000 =
  26. 26.6 × 1000 =
  27. 27.17 × 100 =
  28. 28.72 × 100 =
  29. 29.795 × ? = 7950
  30. 30.34 × 1000 =
  31. 31.561 × 10 =
  32. 32.979 × 10 =
  33. 33.56 × 100 =
  34. 34.296 × ? = 2960
  35. 35.275 × ? = 2750
  36. 36.28 × 1000 =
  37. 37.239 × ? = 2390
  38. 38.5 × ? = 5000
  39. 39.30 × 100 =
  40. 40.131 × ? = 1310

Answer key

  1. 25000
  2. 100
  3. 1410
  4. 10
  5. 9160
  6. 12000
  7. 7080
  8. 8900
  9. 45000
  10. 100
  11. 1000
  12. 10
  13. 960
  14. 4480
  15. 5640
  16. 5690
  17. 5900
  18. 6880
  19. 1000
  20. 7970
  21. 1000
  22. 1000
  23. 44000
  24. 1000
  25. 35000
  26. 6000
  27. 1700
  28. 7200
  29. 10
  30. 34000
  31. 5610
  32. 9790
  33. 5600
  34. 10
  35. 10
  36. 28000
  37. 10
  38. 1000
  39. 3000
  40. 10

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