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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 46 · 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. 1.242 × 10 =
  2. 2.882 × ? = 8820
  3. 3.366 × ? = 3660
  4. 4.36 × 1000 =
  5. 5.34 × ? = 3400
  6. 6.408 × 10 =
  7. 7.44 × 100 =
  8. 8.43 × 1000 =
  9. 9.460 × ? = 4600
  10. 10.121 × 10 =
  11. 11.24 × 1000 =
  12. 12.38 × ? = 38000
  13. 13.678 × 10 =
  14. 14.52 × ? = 520
  15. 15.40 × 1000 =
  16. 16.20 × 1000 =
  17. 17.32 × ? = 3200
  18. 18.58 × ? = 5800
  19. 19.18 × ? = 18000
  20. 20.25 × ? = 250
  21. 21.710 × ? = 7100
  22. 22.354 × 10 =
  23. 23.853 × 10 =
  24. 24.78 × 100 =
  25. 25.581 × 10 =
  26. 26.28 × 1000 =
  27. 27.27 × 1000 =
  28. 28.39 × 1000 =
  29. 29.337 × ? = 3370
  30. 30.9 × ? = 9000
  31. 31.49 × 1000 =
  32. 32.18 × 1000 =
  33. 33.503 × ? = 5030
  34. 34.854 × ? = 8540
  35. 35.54 × 100 =
  36. 36.297 × 10 =
  37. 37.65 × 100 =
  38. 38.37 × ? = 37000
  39. 39.3 × 100 =
  40. 40.750 × 10 =

Answer key

  1. 2420
  2. 10
  3. 10
  4. 36000
  5. 100
  6. 4080
  7. 4400
  8. 43000
  9. 10
  10. 1210
  11. 24000
  12. 1000
  13. 6780
  14. 10
  15. 40000
  16. 20000
  17. 100
  18. 100
  19. 1000
  20. 10
  21. 10
  22. 3540
  23. 8530
  24. 7800
  25. 5810
  26. 28000
  27. 27000
  28. 39000
  29. 10
  30. 1000
  31. 49000
  32. 18000
  33. 10
  34. 10
  35. 5400
  36. 2970
  37. 6500
  38. 1000
  39. 300
  40. 7500

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