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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 596 · 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. 1.31 × 100 =
  2. 2.26 × ? = 2600
  3. 3.838 × 10 =
  4. 4.35 × 10 =
  5. 5.30 × 1000 =
  6. 6.5 × 100 =
  7. 7.46 × 1000 =
  8. 8.47 × ? = 4700
  9. 9.50 × ? = 50000
  10. 10.49 × 1000 =
  11. 11.89 × 100 =
  12. 12.51 × ? = 5100
  13. 13.77 × 100 =
  14. 14.13 × 100 =
  15. 15.242 × ? = 2420
  16. 16.565 × 10 =
  17. 17.8 × 100 =
  18. 18.43 × 1000 =
  19. 19.433 × 10 =
  20. 20.331 × 10 =
  21. 21.391 × 10 =
  22. 22.14 × ? = 1400
  23. 23.91 × 100 =
  24. 24.653 × 10 =
  25. 25.39 × ? = 3900
  26. 26.271 × 10 =
  27. 27.11 × ? = 11000
  28. 28.352 × ? = 3520
  29. 29.535 × ? = 5350
  30. 30.68 × ? = 6800
  31. 31.777 × 10 =
  32. 32.309 × 10 =
  33. 33.16 × 100 =
  34. 34.18 × ? = 18000
  35. 35.167 × 10 =
  36. 36.424 × ? = 4240
  37. 37.461 × ? = 4610
  38. 38.31 × ? = 3100
  39. 39.90 × 100 =
  40. 40.61 × ? = 6100

Answer key

  1. 3100
  2. 100
  3. 8380
  4. 350
  5. 30000
  6. 500
  7. 46000
  8. 100
  9. 1000
  10. 49000
  11. 8900
  12. 100
  13. 7700
  14. 1300
  15. 10
  16. 5650
  17. 800
  18. 43000
  19. 4330
  20. 3310
  21. 3910
  22. 100
  23. 9100
  24. 6530
  25. 100
  26. 2710
  27. 1000
  28. 10
  29. 10
  30. 100
  31. 7770
  32. 3090
  33. 1600
  34. 1000
  35. 1670
  36. 10
  37. 10
  38. 100
  39. 9000
  40. 100

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