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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 813 · 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. 1.397 × 10 =
  2. 2.143 × ? = 1430
  3. 3.25 × 1000 =
  4. 4.237 × 10 =
  5. 5.56 × ? = 560
  6. 6.863 × 10 =
  7. 7.7 × ? = 7000
  8. 8.8 × ? = 8000
  9. 9.367 × 10 =
  10. 10.13 × ? = 13000
  11. 11.27 × ? = 270
  12. 12.41 × 1000 =
  13. 13.61 × ? = 6100
  14. 14.12 × ? = 12000
  15. 15.27 × 1000 =
  16. 16.320 × 10 =
  17. 17.19 × 100 =
  18. 18.82 × 100 =
  19. 19.31 × 100 =
  20. 20.428 × 10 =
  21. 21.728 × 10 =
  22. 22.87 × ? = 8700
  23. 23.39 × 100 =
  24. 24.85 × 100 =
  25. 25.10 × 1000 =
  26. 26.11 × 100 =
  27. 27.65 × 100 =
  28. 28.930 × ? = 9300
  29. 29.97 × 100 =
  30. 30.43 × ? = 430
  31. 31.48 × ? = 48000
  32. 32.17 × ? = 1700
  33. 33.51 × 100 =
  34. 34.176 × ? = 1760
  35. 35.32 × ? = 32000
  36. 36.658 × ? = 6580
  37. 37.20 × ? = 20000
  38. 38.55 × 10 =
  39. 39.77 × 100 =
  40. 40.71 × 100 =

Answer key

  1. 3970
  2. 10
  3. 25000
  4. 2370
  5. 10
  6. 8630
  7. 1000
  8. 1000
  9. 3670
  10. 1000
  11. 10
  12. 41000
  13. 100
  14. 1000
  15. 27000
  16. 3200
  17. 1900
  18. 8200
  19. 3100
  20. 4280
  21. 7280
  22. 100
  23. 3900
  24. 8500
  25. 10000
  26. 1100
  27. 6500
  28. 10
  29. 9700
  30. 10
  31. 1000
  32. 100
  33. 5100
  34. 10
  35. 1000
  36. 10
  37. 1000
  38. 550
  39. 7700
  40. 7100

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