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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 67 · 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. 1.41 × 1000 =
  2. 2.14 × ? = 1400
  3. 3.21 × 1000 =
  4. 4.54 × ? = 540
  5. 5.42 × 1000 =
  6. 6.50 × ? = 5000
  7. 7.690 × 10 =
  8. 8.41 × ? = 41000
  9. 9.34 × 100 =
  10. 10.26 × 100 =
  11. 11.12 × 1000 =
  12. 12.49 × 1000 =
  13. 13.57 × ? = 5700
  14. 14.563 × 10 =
  15. 15.34 × 1000 =
  16. 16.38 × ? = 38000
  17. 17.43 × 1000 =
  18. 18.682 × 10 =
  19. 19.17 × 1000 =
  20. 20.11 × 1000 =
  21. 21.180 × ? = 1800
  22. 22.69 × 100 =
  23. 23.612 × 10 =
  24. 24.27 × 100 =
  25. 25.42 × 100 =
  26. 26.14 × 100 =
  27. 27.43 × ? = 43000
  28. 28.97 × 100 =
  29. 29.844 × 10 =
  30. 30.333 × 10 =
  31. 31.183 × ? = 1830
  32. 32.443 × 10 =
  33. 33.821 × 10 =
  34. 34.47 × ? = 47000
  35. 35.960 × 10 =
  36. 36.465 × 10 =
  37. 37.33 × ? = 33000
  38. 38.94 × 100 =
  39. 39.26 × ? = 26000
  40. 40.281 × 10 =

Answer key

  1. 41000
  2. 100
  3. 21000
  4. 10
  5. 42000
  6. 100
  7. 6900
  8. 1000
  9. 3400
  10. 2600
  11. 12000
  12. 49000
  13. 100
  14. 5630
  15. 34000
  16. 1000
  17. 43000
  18. 6820
  19. 17000
  20. 11000
  21. 10
  22. 6900
  23. 6120
  24. 2700
  25. 4200
  26. 1400
  27. 1000
  28. 9700
  29. 8440
  30. 3330
  31. 10
  32. 4430
  33. 8210
  34. 1000
  35. 9600
  36. 4650
  37. 1000
  38. 9400
  39. 1000
  40. 2810

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