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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 443 · 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. 1.80 × ? = 8000
  2. 2.20 × 1000 =
  3. 3.975 × 10 =
  4. 4.8 × 1000 =
  5. 5.255 × 10 =
  6. 6.637 × 10 =
  7. 7.20 × ? = 2000
  8. 8.260 × 10 =
  9. 9.167 × ? = 1670
  10. 10.328 × 10 =
  11. 11.279 × ? = 2790
  12. 12.19 × ? = 19000
  13. 13.43 × 1000 =
  14. 14.81 × 100 =
  15. 15.449 × ? = 4490
  16. 16.40 × 1000 =
  17. 17.924 × ? = 9240
  18. 18.353 × 10 =
  19. 19.244 × ? = 2440
  20. 20.12 × ? = 12000
  21. 21.200 × 10 =
  22. 22.5 × 100 =
  23. 23.83 × 100 =
  24. 24.4 × ? = 4000
  25. 25.432 × 10 =
  26. 26.10 × 1000 =
  27. 27.75 × 100 =
  28. 28.614 × ? = 6140
  29. 29.87 × 10 =
  30. 30.608 × 10 =
  31. 31.352 × ? = 3520
  32. 32.917 × ? = 9170
  33. 33.117 × 10 =
  34. 34.476 × 10 =
  35. 35.30 × 1000 =
  36. 36.897 × ? = 8970
  37. 37.35 × 100 =
  38. 38.61 × ? = 6100
  39. 39.21 × 100 =
  40. 40.14 × ? = 14000

Answer key

  1. 100
  2. 20000
  3. 9750
  4. 8000
  5. 2550
  6. 6370
  7. 100
  8. 2600
  9. 10
  10. 3280
  11. 10
  12. 1000
  13. 43000
  14. 8100
  15. 10
  16. 40000
  17. 10
  18. 3530
  19. 10
  20. 1000
  21. 2000
  22. 500
  23. 8300
  24. 1000
  25. 4320
  26. 10000
  27. 7500
  28. 10
  29. 870
  30. 6080
  31. 10
  32. 10
  33. 1170
  34. 4760
  35. 30000
  36. 10
  37. 3500
  38. 100
  39. 2100
  40. 1000

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