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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 290 · 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. 1.122 × ? = 1220
  2. 2.501 × ? = 5010
  3. 3.45 × 100 =
  4. 4.59 × 100 =
  5. 5.43 × 100 =
  6. 6.24 × 100 =
  7. 7.44 × 10 =
  8. 8.93 × 10 =
  9. 9.748 × ? = 7480
  10. 10.118 × ? = 1180
  11. 11.31 × 1000 =
  12. 12.27 × 10 =
  13. 13.635 × ? = 6350
  14. 14.8 × ? = 8000
  15. 15.120 × ? = 1200
  16. 16.54 × 100 =
  17. 17.132 × ? = 1320
  18. 18.22 × 100 =
  19. 19.36 × 1000 =
  20. 20.28 × 10 =
  21. 21.5 × 100 =
  22. 22.189 × ? = 1890
  23. 23.41 × 10 =
  24. 24.26 × 100 =
  25. 25.8 × 1000 =
  26. 26.73 × 100 =
  27. 27.285 × 10 =
  28. 28.13 × 1000 =
  29. 29.44 × 100 =
  30. 30.68 × 100 =
  31. 31.45 × 1000 =
  32. 32.24 × ? = 24000
  33. 33.80 × 10 =
  34. 34.95 × 100 =
  35. 35.6 × 1000 =
  36. 36.10 × ? = 10000
  37. 37.32 × ? = 3200
  38. 38.14 × 1000 =
  39. 39.25 × 1000 =
  40. 40.497 × 10 =

Answer key

  1. 10
  2. 10
  3. 4500
  4. 5900
  5. 4300
  6. 2400
  7. 440
  8. 930
  9. 10
  10. 10
  11. 31000
  12. 270
  13. 10
  14. 1000
  15. 10
  16. 5400
  17. 10
  18. 2200
  19. 36000
  20. 280
  21. 500
  22. 10
  23. 410
  24. 2600
  25. 8000
  26. 7300
  27. 2850
  28. 13000
  29. 4400
  30. 6800
  31. 45000
  32. 1000
  33. 800
  34. 9500
  35. 6000
  36. 1000
  37. 100
  38. 14000
  39. 25000
  40. 4970

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