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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 984 · 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. 1.4 × 1000 =
  2. 2.18 × ? = 18000
  3. 3.995 × 10 =
  4. 4.391 × 10 =
  5. 5.21 × 1000 =
  6. 6.11 × 1000 =
  7. 7.312 × 10 =
  8. 8.7 × ? = 700
  9. 9.9 × 100 =
  10. 10.46 × 1000 =
  11. 11.398 × ? = 3980
  12. 12.17 × 1000 =
  13. 13.33 × 100 =
  14. 14.928 × ? = 9280
  15. 15.180 × ? = 1800
  16. 16.54 × 100 =
  17. 17.262 × ? = 2620
  18. 18.586 × 10 =
  19. 19.371 × ? = 3710
  20. 20.60 × ? = 6000
  21. 21.12 × 1000 =
  22. 22.69 × 100 =
  23. 23.7 × 1000 =
  24. 24.23 × 1000 =
  25. 25.5 × 1000 =
  26. 26.761 × 10 =
  27. 27.17 × 100 =
  28. 28.315 × ? = 3150
  29. 29.89 × ? = 8900
  30. 30.3 × 1000 =
  31. 31.670 × 10 =
  32. 32.37 × 1000 =
  33. 33.33 × 1000 =
  34. 34.6 × ? = 6000
  35. 35.95 × 100 =
  36. 36.32 × ? = 32000
  37. 37.135 × 10 =
  38. 38.269 × 10 =
  39. 39.49 × ? = 490
  40. 40.68 × ? = 6800

Answer key

  1. 4000
  2. 1000
  3. 9950
  4. 3910
  5. 21000
  6. 11000
  7. 3120
  8. 100
  9. 900
  10. 46000
  11. 10
  12. 17000
  13. 3300
  14. 10
  15. 10
  16. 5400
  17. 10
  18. 5860
  19. 10
  20. 100
  21. 12000
  22. 6900
  23. 7000
  24. 23000
  25. 5000
  26. 7610
  27. 1700
  28. 10
  29. 100
  30. 3000
  31. 6700
  32. 37000
  33. 33000
  34. 1000
  35. 9500
  36. 1000
  37. 1350
  38. 2690
  39. 10
  40. 100

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