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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 909 · 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. 1.58 × ? = 5800
  2. 2.48 × ? = 4800
  3. 3.65 × 100 =
  4. 4.75 × ? = 7500
  5. 5.26 × 10 =
  6. 6.44 × 1000 =
  7. 7.731 × 10 =
  8. 8.14 × 1000 =
  9. 9.20 × ? = 20000
  10. 10.2 × 100 =
  11. 11.3 × ? = 3000
  12. 12.43 × ? = 4300
  13. 13.184 × 10 =
  14. 14.43 × 1000 =
  15. 15.5 × 1000 =
  16. 16.23 × 100 =
  17. 17.26 × 1000 =
  18. 18.42 × ? = 4200
  19. 19.71 × 100 =
  20. 20.8 × 100 =
  21. 21.27 × ? = 27000
  22. 22.14 × ? = 1400
  23. 23.97 × ? = 9700
  24. 24.89 × ? = 8900
  25. 25.34 × 1000 =
  26. 26.56 × 100 =
  27. 27.78 × 100 =
  28. 28.43 × ? = 43000
  29. 29.31 × 1000 =
  30. 30.21 × 1000 =
  31. 31.6 × 1000 =
  32. 32.469 × ? = 4690
  33. 33.16 × ? = 1600
  34. 34.27 × 100 =
  35. 35.363 × 10 =
  36. 36.36 × 100 =
  37. 37.753 × ? = 7530
  38. 38.40 × 1000 =
  39. 39.35 × 100 =
  40. 40.758 × ? = 7580

Answer key

  1. 100
  2. 100
  3. 6500
  4. 100
  5. 260
  6. 44000
  7. 7310
  8. 14000
  9. 1000
  10. 200
  11. 1000
  12. 100
  13. 1840
  14. 43000
  15. 5000
  16. 2300
  17. 26000
  18. 100
  19. 7100
  20. 800
  21. 1000
  22. 100
  23. 100
  24. 100
  25. 34000
  26. 5600
  27. 7800
  28. 1000
  29. 31000
  30. 21000
  31. 6000
  32. 10
  33. 100
  34. 2700
  35. 3630
  36. 3600
  37. 10
  38. 40000
  39. 3500
  40. 10

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