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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 678 · 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. 1.151 × ? = 1510
  2. 2.55 × ? = 5500
  3. 3.19 × ? = 1900
  4. 4.180 × 10 =
  5. 5.410 × ? = 4100
  6. 6.8 × 100 =
  7. 7.702 × ? = 7020
  8. 8.282 × 10 =
  9. 9.44 × ? = 44000
  10. 10.12 × 1000 =
  11. 11.110 × 10 =
  12. 12.134 × 10 =
  13. 13.82 × 100 =
  14. 14.906 × 10 =
  15. 15.780 × ? = 7800
  16. 16.61 × ? = 610
  17. 17.11 × 10 =
  18. 18.82 × ? = 8200
  19. 19.56 × 100 =
  20. 20.89 × 100 =
  21. 21.46 × 100 =
  22. 22.83 × ? = 830
  23. 23.38 × 100 =
  24. 24.62 × 100 =
  25. 25.75 × ? = 7500
  26. 26.64 × ? = 640
  27. 27.452 × 10 =
  28. 28.38 × 1000 =
  29. 29.287 × 10 =
  30. 30.7 × ? = 7000
  31. 31.35 × 100 =
  32. 32.23 × 100 =
  33. 33.151 × 10 =
  34. 34.499 × 10 =
  35. 35.966 × 10 =
  36. 36.296 × ? = 2960
  37. 37.434 × 10 =
  38. 38.694 × ? = 6940
  39. 39.91 × 100 =
  40. 40.48 × ? = 48000

Answer key

  1. 10
  2. 100
  3. 100
  4. 1800
  5. 10
  6. 800
  7. 10
  8. 2820
  9. 1000
  10. 12000
  11. 1100
  12. 1340
  13. 8200
  14. 9060
  15. 10
  16. 10
  17. 110
  18. 100
  19. 5600
  20. 8900
  21. 4600
  22. 10
  23. 3800
  24. 6200
  25. 100
  26. 10
  27. 4520
  28. 38000
  29. 2870
  30. 1000
  31. 3500
  32. 2300
  33. 1510
  34. 4990
  35. 9660
  36. 10
  37. 4340
  38. 10
  39. 9100
  40. 1000

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