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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 822 · 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. 1.9 × 1000 =
  2. 2.98 × 100 =
  3. 3.15 × 100 =
  4. 4.109 × ? = 1090
  5. 5.729 × ? = 7290
  6. 6.43 × 1000 =
  7. 7.8 × 1000 =
  8. 8.23 × 1000 =
  9. 9.544 × 10 =
  10. 10.268 × ? = 2680
  11. 11.20 × ? = 20000
  12. 12.35 × ? = 35000
  13. 13.79 × 100 =
  14. 14.726 × ? = 7260
  15. 15.621 × 10 =
  16. 16.573 × ? = 5730
  17. 17.6 × 1000 =
  18. 18.212 × 10 =
  19. 19.68 × 100 =
  20. 20.36 × 1000 =
  21. 21.213 × ? = 2130
  22. 22.566 × 10 =
  23. 23.71 × 100 =
  24. 24.23 × 100 =
  25. 25.238 × ? = 2380
  26. 26.281 × 10 =
  27. 27.60 × ? = 6000
  28. 28.4 × 100 =
  29. 29.177 × 10 =
  30. 30.16 × 100 =
  31. 31.87 × 100 =
  32. 32.195 × ? = 1950
  33. 33.42 × 100 =
  34. 34.501 × 10 =
  35. 35.25 × 1000 =
  36. 36.13 × 1000 =
  37. 37.15 × 1000 =
  38. 38.37 × ? = 3700
  39. 39.160 × ? = 1600
  40. 40.62 × 100 =

Answer key

  1. 9000
  2. 9800
  3. 1500
  4. 10
  5. 10
  6. 43000
  7. 8000
  8. 23000
  9. 5440
  10. 10
  11. 1000
  12. 1000
  13. 7900
  14. 10
  15. 6210
  16. 10
  17. 6000
  18. 2120
  19. 6800
  20. 36000
  21. 10
  22. 5660
  23. 7100
  24. 2300
  25. 10
  26. 2810
  27. 100
  28. 400
  29. 1770
  30. 1600
  31. 8700
  32. 10
  33. 4200
  34. 5010
  35. 25000
  36. 13000
  37. 15000
  38. 100
  39. 10
  40. 6200

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