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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 37 · 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. 1.2 × ? = 2000
  2. 2.292 × 10 =
  3. 3.934 × ? = 9340
  4. 4.936 × 10 =
  5. 5.315 × ? = 3150
  6. 6.72 × 100 =
  7. 7.94 × 100 =
  8. 8.2 × 1000 =
  9. 9.15 × ? = 150
  10. 10.656 × ? = 6560
  11. 11.414 × 10 =
  12. 12.538 × 10 =
  13. 13.38 × 100 =
  14. 14.6 × 100 =
  15. 15.2 × 100 =
  16. 16.41 × 1000 =
  17. 17.180 × 10 =
  18. 18.5 × 10 =
  19. 19.873 × 10 =
  20. 20.42 × ? = 4200
  21. 21.968 × 10 =
  22. 22.264 × 10 =
  23. 23.146 × 10 =
  24. 24.780 × 10 =
  25. 25.731 × 10 =
  26. 26.21 × 1000 =
  27. 27.37 × 1000 =
  28. 28.11 × 1000 =
  29. 29.7 × ? = 7000
  30. 30.57 × 100 =
  31. 31.12 × ? = 12000
  32. 32.820 × ? = 8200
  33. 33.37 × 100 =
  34. 34.13 × ? = 13000
  35. 35.28 × 100 =
  36. 36.753 × ? = 7530
  37. 37.35 × ? = 35000
  38. 38.95 × 100 =
  39. 39.584 × 10 =
  40. 40.18 × ? = 18000

Answer key

  1. 1000
  2. 2920
  3. 10
  4. 9360
  5. 10
  6. 7200
  7. 9400
  8. 2000
  9. 10
  10. 10
  11. 4140
  12. 5380
  13. 3800
  14. 600
  15. 200
  16. 41000
  17. 1800
  18. 50
  19. 8730
  20. 100
  21. 9680
  22. 2640
  23. 1460
  24. 7800
  25. 7310
  26. 21000
  27. 37000
  28. 11000
  29. 1000
  30. 5700
  31. 1000
  32. 10
  33. 3700
  34. 1000
  35. 2800
  36. 10
  37. 1000
  38. 9500
  39. 5840
  40. 1000

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