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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 750 · 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. 1.49 × 100 =
  2. 2.211 × 10 =
  3. 3.13 × ? = 13000
  4. 4.73 × 100 =
  5. 5.19 × 1000 =
  6. 6.15 × 1000 =
  7. 7.17 × 1000 =
  8. 8.127 × 10 =
  9. 9.10 × 1000 =
  10. 10.781 × 10 =
  11. 11.40 × ? = 400
  12. 12.31 × 100 =
  13. 13.31 × ? = 31000
  14. 14.25 × 1000 =
  15. 15.589 × 10 =
  16. 16.57 × 10 =
  17. 17.870 × 10 =
  18. 18.102 × 10 =
  19. 19.979 × 10 =
  20. 20.24 × 1000 =
  21. 21.6 × 100 =
  22. 22.24 × ? = 2400
  23. 23.163 × ? = 1630
  24. 24.70 × 100 =
  25. 25.15 × 100 =
  26. 26.710 × 10 =
  27. 27.95 × 100 =
  28. 28.293 × ? = 2930
  29. 29.118 × 10 =
  30. 30.13 × 100 =
  31. 31.387 × 10 =
  32. 32.24 × ? = 24000
  33. 33.78 × ? = 7800
  34. 34.328 × ? = 3280
  35. 35.5 × 100 =
  36. 36.6 × ? = 600
  37. 37.12 × ? = 12000
  38. 38.59 × ? = 5900
  39. 39.75 × 10 =
  40. 40.16 × ? = 16000

Answer key

  1. 4900
  2. 2110
  3. 1000
  4. 7300
  5. 19000
  6. 15000
  7. 17000
  8. 1270
  9. 10000
  10. 7810
  11. 10
  12. 3100
  13. 1000
  14. 25000
  15. 5890
  16. 570
  17. 8700
  18. 1020
  19. 9790
  20. 24000
  21. 600
  22. 100
  23. 10
  24. 7000
  25. 1500
  26. 7100
  27. 9500
  28. 10
  29. 1180
  30. 1300
  31. 3870
  32. 1000
  33. 100
  34. 10
  35. 500
  36. 100
  37. 1000
  38. 100
  39. 750
  40. 1000

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