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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 904 · 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. 1.33 × ? = 3300
  2. 2.168 × ? = 1680
  3. 3.9 × 1000 =
  4. 4.625 × ? = 6250
  5. 5.45 × ? = 45000
  6. 6.833 × ? = 8330
  7. 7.762 × 10 =
  8. 8.60 × ? = 6000
  9. 9.477 × 10 =
  10. 10.578 × ? = 5780
  11. 11.59 × 100 =
  12. 12.56 × 100 =
  13. 13.93 × 100 =
  14. 14.82 × ? = 8200
  15. 15.307 × 10 =
  16. 16.22 × ? = 2200
  17. 17.24 × 1000 =
  18. 18.30 × 1000 =
  19. 19.52 × 100 =
  20. 20.423 × 10 =
  21. 21.246 × 10 =
  22. 22.744 × ? = 7440
  23. 23.725 × 10 =
  24. 24.54 × ? = 5400
  25. 25.3 × 1000 =
  26. 26.398 × ? = 3980
  27. 27.748 × 10 =
  28. 28.6 × 1000 =
  29. 29.28 × ? = 28000
  30. 30.952 × 10 =
  31. 31.7 × 100 =
  32. 32.39 × 1000 =
  33. 33.96 × ? = 9600
  34. 34.42 × 1000 =
  35. 35.18 × 1000 =
  36. 36.123 × ? = 1230
  37. 37.47 × ? = 4700
  38. 38.325 × 10 =
  39. 39.513 × ? = 5130
  40. 40.634 × 10 =

Answer key

  1. 100
  2. 10
  3. 9000
  4. 10
  5. 1000
  6. 10
  7. 7620
  8. 100
  9. 4770
  10. 10
  11. 5900
  12. 5600
  13. 9300
  14. 100
  15. 3070
  16. 100
  17. 24000
  18. 30000
  19. 5200
  20. 4230
  21. 2460
  22. 10
  23. 7250
  24. 100
  25. 3000
  26. 10
  27. 7480
  28. 6000
  29. 1000
  30. 9520
  31. 700
  32. 39000
  33. 100
  34. 42000
  35. 18000
  36. 10
  37. 100
  38. 3250
  39. 10
  40. 6340

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