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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 811 · 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. 1.919 × 10 =
  2. 2.660 × 10 =
  3. 3.552 × ? = 5520
  4. 4.51 × ? = 510
  5. 5.86 × ? = 8600
  6. 6.33 × 100 =
  7. 7.539 × 10 =
  8. 8.237 × ? = 2370
  9. 9.44 × 100 =
  10. 10.49 × ? = 49000
  11. 11.5 × 1000 =
  12. 12.67 × 100 =
  13. 13.33 × 1000 =
  14. 14.18 × ? = 1800
  15. 15.14 × ? = 1400
  16. 16.184 × 10 =
  17. 17.7 × 1000 =
  18. 18.420 × ? = 4200
  19. 19.228 × 10 =
  20. 20.86 × 100 =
  21. 21.59 × 100 =
  22. 22.333 × 10 =
  23. 23.705 × 10 =
  24. 24.879 × 10 =
  25. 25.3 × ? = 3000
  26. 26.82 × ? = 8200
  27. 27.8 × ? = 8000
  28. 28.419 × 10 =
  29. 29.17 × 100 =
  30. 30.43 × 100 =
  31. 31.24 × 1000 =
  32. 32.38 × 1000 =
  33. 33.43 × ? = 4300
  34. 34.13 × 1000 =
  35. 35.20 × 100 =
  36. 36.92 × 100 =
  37. 37.29 × 100 =
  38. 38.917 × 10 =
  39. 39.15 × 1000 =
  40. 40.53 × 100 =

Answer key

  1. 9190
  2. 6600
  3. 10
  4. 10
  5. 100
  6. 3300
  7. 5390
  8. 10
  9. 4400
  10. 1000
  11. 5000
  12. 6700
  13. 33000
  14. 100
  15. 100
  16. 1840
  17. 7000
  18. 10
  19. 2280
  20. 8600
  21. 5900
  22. 3330
  23. 7050
  24. 8790
  25. 1000
  26. 100
  27. 1000
  28. 4190
  29. 1700
  30. 4300
  31. 24000
  32. 38000
  33. 100
  34. 13000
  35. 2000
  36. 9200
  37. 2900
  38. 9170
  39. 15000
  40. 5300

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