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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 214 · 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. 1.8 × 1000 =
  2. 2.10 × 1000 =
  3. 3.94 × 100 =
  4. 4.974 × ? = 9740
  5. 5.46 × ? = 46000
  6. 6.34 × 1000 =
  7. 7.981 × ? = 9810
  8. 8.22 × 1000 =
  9. 9.822 × ? = 8220
  10. 10.43 × ? = 43000
  11. 11.26 × 1000 =
  12. 12.61 × 100 =
  13. 13.86 × 100 =
  14. 14.8 × ? = 8000
  15. 15.609 × ? = 6090
  16. 16.24 × 1000 =
  17. 17.917 × 10 =
  18. 18.13 × ? = 1300
  19. 19.925 × 10 =
  20. 20.964 × 10 =
  21. 21.16 × 1000 =
  22. 22.92 × ? = 9200
  23. 23.8 × ? = 800
  24. 24.31 × 1000 =
  25. 25.4 × ? = 4000
  26. 26.11 × 1000 =
  27. 27.38 × 1000 =
  28. 28.204 × ? = 2040
  29. 29.75 × 100 =
  30. 30.28 × ? = 2800
  31. 31.402 × 10 =
  32. 32.478 × 10 =
  33. 33.11 × 100 =
  34. 34.423 × 10 =
  35. 35.443 × ? = 4430
  36. 36.21 × 1000 =
  37. 37.6 × 100 =
  38. 38.6 × 1000 =
  39. 39.34 × 100 =
  40. 40.692 × 10 =

Answer key

  1. 8000
  2. 10000
  3. 9400
  4. 10
  5. 1000
  6. 34000
  7. 10
  8. 22000
  9. 10
  10. 1000
  11. 26000
  12. 6100
  13. 8600
  14. 1000
  15. 10
  16. 24000
  17. 9170
  18. 100
  19. 9250
  20. 9640
  21. 16000
  22. 100
  23. 100
  24. 31000
  25. 1000
  26. 11000
  27. 38000
  28. 10
  29. 7500
  30. 100
  31. 4020
  32. 4780
  33. 1100
  34. 4230
  35. 10
  36. 21000
  37. 600
  38. 6000
  39. 3400
  40. 6920

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