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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 894 · 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. 1.3 × 100 =
  2. 2.49 × ? = 4900
  3. 3.45 × 1000 =
  4. 4.712 × 10 =
  5. 5.17 × 1000 =
  6. 6.5 × 1000 =
  7. 7.908 × 10 =
  8. 8.39 × 1000 =
  9. 9.358 × 10 =
  10. 10.101 × ? = 1010
  11. 11.37 × 1000 =
  12. 12.42 × 100 =
  13. 13.48 × 100 =
  14. 14.76 × 100 =
  15. 15.494 × 10 =
  16. 16.10 × ? = 1000
  17. 17.78 × 100 =
  18. 18.5 × 100 =
  19. 19.45 × ? = 45000
  20. 20.2 × 1000 =
  21. 21.98 × ? = 980
  22. 22.88 × 100 =
  23. 23.914 × 10 =
  24. 24.355 × ? = 3550
  25. 25.91 × ? = 9100
  26. 26.46 × ? = 4600
  27. 27.500 × 10 =
  28. 28.31 × ? = 31000
  29. 29.31 × 100 =
  30. 30.737 × ? = 7370
  31. 31.25 × ? = 25000
  32. 32.723 × ? = 7230
  33. 33.29 × 100 =
  34. 34.30 × 1000 =
  35. 35.659 × 10 =
  36. 36.22 × 1000 =
  37. 37.66 × 100 =
  38. 38.2 × ? = 200
  39. 39.94 × 100 =
  40. 40.59 × 100 =

Answer key

  1. 300
  2. 100
  3. 45000
  4. 7120
  5. 17000
  6. 5000
  7. 9080
  8. 39000
  9. 3580
  10. 10
  11. 37000
  12. 4200
  13. 4800
  14. 7600
  15. 4940
  16. 100
  17. 7800
  18. 500
  19. 1000
  20. 2000
  21. 10
  22. 8800
  23. 9140
  24. 10
  25. 100
  26. 100
  27. 5000
  28. 1000
  29. 3100
  30. 10
  31. 1000
  32. 10
  33. 2900
  34. 30000
  35. 6590
  36. 22000
  37. 6600
  38. 100
  39. 9400
  40. 5900

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