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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 100 · 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. 1.65 × 100 =
  2. 2.12 × 1000 =
  3. 3.18 × 100 =
  4. 4.85 × ? = 8500
  5. 5.433 × 10 =
  6. 6.293 × ? = 2930
  7. 7.61 × ? = 6100
  8. 8.5 × 1000 =
  9. 9.44 × ? = 44000
  10. 10.16 × ? = 16000
  11. 11.988 × 10 =
  12. 12.2 × 1000 =
  13. 13.26 × ? = 26000
  14. 14.488 × 10 =
  15. 15.32 × 1000 =
  16. 16.662 × 10 =
  17. 17.202 × ? = 2020
  18. 18.79 × ? = 7900
  19. 19.19 × 10 =
  20. 20.43 × 1000 =
  21. 21.91 × ? = 9100
  22. 22.189 × 10 =
  23. 23.447 × 10 =
  24. 24.4 × ? = 4000
  25. 25.5 × ? = 500
  26. 26.459 × 10 =
  27. 27.24 × ? = 24000
  28. 28.490 × ? = 4900
  29. 29.415 × 10 =
  30. 30.349 × ? = 3490
  31. 31.785 × 10 =
  32. 32.28 × 100 =
  33. 33.17 × 1000 =
  34. 34.40 × 1000 =
  35. 35.37 × 100 =
  36. 36.356 × ? = 3560
  37. 37.67 × 100 =
  38. 38.28 × ? = 2800
  39. 39.63 × 100 =
  40. 40.88 × 100 =

Answer key

  1. 6500
  2. 12000
  3. 1800
  4. 100
  5. 4330
  6. 10
  7. 100
  8. 5000
  9. 1000
  10. 1000
  11. 9880
  12. 2000
  13. 1000
  14. 4880
  15. 32000
  16. 6620
  17. 10
  18. 100
  19. 190
  20. 43000
  21. 100
  22. 1890
  23. 4470
  24. 1000
  25. 100
  26. 4590
  27. 1000
  28. 10
  29. 4150
  30. 10
  31. 7850
  32. 2800
  33. 17000
  34. 40000
  35. 3700
  36. 10
  37. 6700
  38. 100
  39. 6300
  40. 8800

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