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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 919 · 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. 1.20 × 100 =
  2. 2.96 × 10 =
  3. 3.40 × 1000 =
  4. 4.176 × 10 =
  5. 5.55 × 100 =
  6. 6.65 × 100 =
  7. 7.74 × 100 =
  8. 8.33 × ? = 33000
  9. 9.28 × 100 =
  10. 10.35 × 1000 =
  11. 11.79 × ? = 7900
  12. 12.9 × 1000 =
  13. 13.44 × 10 =
  14. 14.421 × ? = 4210
  15. 15.97 × 100 =
  16. 16.99 × ? = 9900
  17. 17.42 × 1000 =
  18. 18.18 × ? = 1800
  19. 19.22 × 1000 =
  20. 20.75 × 100 =
  21. 21.33 × 1000 =
  22. 22.8 × 1000 =
  23. 23.40 × 10 =
  24. 24.59 × ? = 5900
  25. 25.63 × ? = 6300
  26. 26.94 × ? = 9400
  27. 27.740 × 10 =
  28. 28.58 × ? = 5800
  29. 29.73 × 100 =
  30. 30.983 × 10 =
  31. 31.90 × 100 =
  32. 32.18 × 100 =
  33. 33.287 × ? = 2870
  34. 34.138 × 10 =
  35. 35.20 × 1000 =
  36. 36.24 × 100 =
  37. 37.240 × 10 =
  38. 38.28 × 1000 =
  39. 39.3 × 1000 =
  40. 40.36 × 1000 =

Answer key

  1. 2000
  2. 960
  3. 40000
  4. 1760
  5. 5500
  6. 6500
  7. 7400
  8. 1000
  9. 2800
  10. 35000
  11. 100
  12. 9000
  13. 440
  14. 10
  15. 9700
  16. 100
  17. 42000
  18. 100
  19. 22000
  20. 7500
  21. 33000
  22. 8000
  23. 400
  24. 100
  25. 100
  26. 100
  27. 7400
  28. 100
  29. 7300
  30. 9830
  31. 9000
  32. 1800
  33. 10
  34. 1380
  35. 20000
  36. 2400
  37. 2400
  38. 28000
  39. 3000
  40. 36000

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