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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 897 · 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. 1.810 × 10 =
  2. 2.318 × 10 =
  3. 3.384 × 10 =
  4. 4.11 × ? = 11000
  5. 5.991 × ? = 9910
  6. 6.45 × ? = 4500
  7. 7.19 × ? = 1900
  8. 8.594 × ? = 5940
  9. 9.17 × ? = 1700
  10. 10.7 × ? = 7000
  11. 11.203 × ? = 2030
  12. 12.8 × ? = 800
  13. 13.62 × 100 =
  14. 14.25 × 100 =
  15. 15.46 × 1000 =
  16. 16.526 × 10 =
  17. 17.33 × 1000 =
  18. 18.17 × ? = 17000
  19. 19.32 × 100 =
  20. 20.452 × 10 =
  21. 21.626 × ? = 6260
  22. 22.42 × 1000 =
  23. 23.18 × 1000 =
  24. 24.42 × ? = 42000
  25. 25.949 × 10 =
  26. 26.16 × 1000 =
  27. 27.43 × 1000 =
  28. 28.441 × ? = 4410
  29. 29.70 × 100 =
  30. 30.645 × 10 =
  31. 31.18 × 100 =
  32. 32.26 × 1000 =
  33. 33.11 × 100 =
  34. 34.537 × ? = 5370
  35. 35.79 × 100 =
  36. 36.59 × ? = 5900
  37. 37.34 × ? = 34000
  38. 38.34 × 1000 =
  39. 39.931 × 10 =
  40. 40.885 × 10 =

Answer key

  1. 8100
  2. 3180
  3. 3840
  4. 1000
  5. 10
  6. 100
  7. 100
  8. 10
  9. 100
  10. 1000
  11. 10
  12. 100
  13. 6200
  14. 2500
  15. 46000
  16. 5260
  17. 33000
  18. 1000
  19. 3200
  20. 4520
  21. 10
  22. 42000
  23. 18000
  24. 1000
  25. 9490
  26. 16000
  27. 43000
  28. 10
  29. 7000
  30. 6450
  31. 1800
  32. 26000
  33. 1100
  34. 10
  35. 7900
  36. 100
  37. 1000
  38. 34000
  39. 9310
  40. 8850

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