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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 932 · 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. 1.43 × 1000 =
  2. 2.17 × ? = 1700
  3. 3.38 × ? = 38000
  4. 4.15 × 1000 =
  5. 5.161 × ? = 1610
  6. 6.853 × ? = 8530
  7. 7.521 × 10 =
  8. 8.97 × ? = 9700
  9. 9.30 × 1000 =
  10. 10.6 × 1000 =
  11. 11.41 × ? = 41000
  12. 12.50 × ? = 50000
  13. 13.49 × 1000 =
  14. 14.77 × 100 =
  15. 15.6 × ? = 600
  16. 16.25 × 100 =
  17. 17.29 × 1000 =
  18. 18.42 × 100 =
  19. 19.30 × 100 =
  20. 20.87 × ? = 8700
  21. 21.40 × ? = 40000
  22. 22.9 × ? = 900
  23. 23.23 × ? = 23000
  24. 24.461 × ? = 4610
  25. 25.7 × 100 =
  26. 26.24 × 1000 =
  27. 27.62 × 100 =
  28. 28.519 × 10 =
  29. 29.47 × ? = 4700
  30. 30.48 × 1000 =
  31. 31.87 × 100 =
  32. 32.712 × 10 =
  33. 33.37 × ? = 3700
  34. 34.80 × ? = 800
  35. 35.73 × 100 =
  36. 36.63 × 10 =
  37. 37.467 × ? = 4670
  38. 38.13 × 1000 =
  39. 39.26 × ? = 26000
  40. 40.44 × 1000 =

Answer key

  1. 43000
  2. 100
  3. 1000
  4. 15000
  5. 10
  6. 10
  7. 5210
  8. 100
  9. 30000
  10. 6000
  11. 1000
  12. 1000
  13. 49000
  14. 7700
  15. 100
  16. 2500
  17. 29000
  18. 4200
  19. 3000
  20. 100
  21. 1000
  22. 100
  23. 1000
  24. 10
  25. 700
  26. 24000
  27. 6200
  28. 5190
  29. 100
  30. 48000
  31. 8700
  32. 7120
  33. 100
  34. 10
  35. 7300
  36. 630
  37. 10
  38. 13000
  39. 1000
  40. 44000

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