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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 835 · 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. 1.42 × ? = 42000
  2. 2.3 × 1000 =
  3. 3.812 × 10 =
  4. 4.74 × ? = 7400
  5. 5.62 × 100 =
  6. 6.93 × 100 =
  7. 7.765 × 10 =
  8. 8.99 × ? = 9900
  9. 9.23 × ? = 23000
  10. 10.5 × 1000 =
  11. 11.376 × ? = 3760
  12. 12.13 × 1000 =
  13. 13.872 × 10 =
  14. 14.811 × 10 =
  15. 15.520 × 10 =
  16. 16.20 × 100 =
  17. 17.7 × ? = 70
  18. 18.89 × 100 =
  19. 19.14 × ? = 1400
  20. 20.262 × 10 =
  21. 21.68 × 100 =
  22. 22.686 × 10 =
  23. 23.819 × 10 =
  24. 24.477 × ? = 4770
  25. 25.70 × 100 =
  26. 26.54 × ? = 5400
  27. 27.8 × 1000 =
  28. 28.907 × ? = 9070
  29. 29.540 × ? = 5400
  30. 30.215 × 10 =
  31. 31.18 × ? = 1800
  32. 32.31 × 10 =
  33. 33.542 × 10 =
  34. 34.49 × ? = 49000
  35. 35.167 × ? = 1670
  36. 36.3 × ? = 300
  37. 37.312 × 10 =
  38. 38.86 × 100 =
  39. 39.10 × 100 =
  40. 40.15 × 1000 =

Answer key

  1. 1000
  2. 3000
  3. 8120
  4. 100
  5. 6200
  6. 9300
  7. 7650
  8. 100
  9. 1000
  10. 5000
  11. 10
  12. 13000
  13. 8720
  14. 8110
  15. 5200
  16. 2000
  17. 10
  18. 8900
  19. 100
  20. 2620
  21. 6800
  22. 6860
  23. 8190
  24. 10
  25. 7000
  26. 100
  27. 8000
  28. 10
  29. 10
  30. 2150
  31. 100
  32. 310
  33. 5420
  34. 1000
  35. 10
  36. 100
  37. 3120
  38. 8600
  39. 1000
  40. 15000

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