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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 453 · 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. 1.35 × 1000 =
  2. 2.3 × 100 =
  3. 3.16 × 100 =
  4. 4.66 × 100 =
  5. 5.182 × ? = 1820
  6. 6.13 × 100 =
  7. 7.121 × ? = 1210
  8. 8.606 × ? = 6060
  9. 9.8 × 1000 =
  10. 10.69 × 100 =
  11. 11.28 × ? = 28000
  12. 12.946 × ? = 9460
  13. 13.47 × ? = 47000
  14. 14.445 × ? = 4450
  15. 15.50 × 100 =
  16. 16.48 × 1000 =
  17. 17.21 × 1000 =
  18. 18.5 × 1000 =
  19. 19.14 × 100 =
  20. 20.14 × 1000 =
  21. 21.785 × ? = 7850
  22. 22.489 × 10 =
  23. 23.3 × 1000 =
  24. 24.283 × 10 =
  25. 25.41 × ? = 4100
  26. 26.6 × 100 =
  27. 27.41 × 1000 =
  28. 28.54 × 100 =
  29. 29.201 × 10 =
  30. 30.6 × ? = 6000
  31. 31.262 × ? = 2620
  32. 32.19 × 100 =
  33. 33.7 × ? = 700
  34. 34.95 × 10 =
  35. 35.957 × ? = 9570
  36. 36.220 × 10 =
  37. 37.266 × 10 =
  38. 38.282 × 10 =
  39. 39.738 × 10 =
  40. 40.749 × ? = 7490

Answer key

  1. 35000
  2. 300
  3. 1600
  4. 6600
  5. 10
  6. 1300
  7. 10
  8. 10
  9. 8000
  10. 6900
  11. 1000
  12. 10
  13. 1000
  14. 10
  15. 5000
  16. 48000
  17. 21000
  18. 5000
  19. 1400
  20. 14000
  21. 10
  22. 4890
  23. 3000
  24. 2830
  25. 100
  26. 600
  27. 41000
  28. 5400
  29. 2010
  30. 1000
  31. 10
  32. 1900
  33. 100
  34. 950
  35. 10
  36. 2200
  37. 2660
  38. 2820
  39. 7380
  40. 10

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