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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 701 · 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. 1.498 × 10 =
  2. 2.46 × 1000 =
  3. 3.251 × 10 =
  4. 4.74 × ? = 7400
  5. 5.601 × 10 =
  6. 6.82 × ? = 8200
  7. 7.263 × ? = 2630
  8. 8.11 × 100 =
  9. 9.47 × 1000 =
  10. 10.32 × ? = 3200
  11. 11.7 × 1000 =
  12. 12.76 × 100 =
  13. 13.20 × 1000 =
  14. 14.47 × 100 =
  15. 15.73 × ? = 7300
  16. 16.350 × ? = 3500
  17. 17.256 × 10 =
  18. 18.9 × 100 =
  19. 19.453 × ? = 4530
  20. 20.247 × 10 =
  21. 21.17 × 10 =
  22. 22.975 × 10 =
  23. 23.3 × ? = 3000
  24. 24.24 × 1000 =
  25. 25.6 × 1000 =
  26. 26.90 × ? = 9000
  27. 27.140 × ? = 1400
  28. 28.153 × ? = 1530
  29. 29.556 × 10 =
  30. 30.573 × 10 =
  31. 31.768 × 10 =
  32. 32.62 × 100 =
  33. 33.741 × 10 =
  34. 34.524 × 10 =
  35. 35.55 × 100 =
  36. 36.28 × ? = 2800
  37. 37.16 × ? = 16000
  38. 38.900 × 10 =
  39. 39.270 × 10 =
  40. 40.16 × 100 =

Answer key

  1. 4980
  2. 46000
  3. 2510
  4. 100
  5. 6010
  6. 100
  7. 10
  8. 1100
  9. 47000
  10. 100
  11. 7000
  12. 7600
  13. 20000
  14. 4700
  15. 100
  16. 10
  17. 2560
  18. 900
  19. 10
  20. 2470
  21. 170
  22. 9750
  23. 1000
  24. 24000
  25. 6000
  26. 100
  27. 10
  28. 10
  29. 5560
  30. 5730
  31. 7680
  32. 6200
  33. 7410
  34. 5240
  35. 5500
  36. 100
  37. 1000
  38. 9000
  39. 2700
  40. 1600

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