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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 479 · 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. 1.59 × 100 =
  2. 2.7 × ? = 7000
  3. 3.674 × ? = 6740
  4. 4.11 × 1000 =
  5. 5.68 × 100 =
  6. 6.32 × 1000 =
  7. 7.2 × ? = 2000
  8. 8.3 × ? = 3000
  9. 9.442 × 10 =
  10. 10.53 × 100 =
  11. 11.234 × 10 =
  12. 12.984 × ? = 9840
  13. 13.858 × ? = 8580
  14. 14.82 × 100 =
  15. 15.46 × 1000 =
  16. 16.81 × 100 =
  17. 17.21 × ? = 21000
  18. 18.3 × 1000 =
  19. 19.872 × ? = 8720
  20. 20.136 × 10 =
  21. 21.51 × ? = 5100
  22. 22.31 × 1000 =
  23. 23.494 × 10 =
  24. 24.26 × ? = 26000
  25. 25.851 × 10 =
  26. 26.133 × ? = 1330
  27. 27.18 × 100 =
  28. 28.18 × 1000 =
  29. 29.50 × 100 =
  30. 30.38 × 1000 =
  31. 31.354 × 10 =
  32. 32.336 × 10 =
  33. 33.569 × ? = 5690
  34. 34.49 × 100 =
  35. 35.106 × 10 =
  36. 36.5 × ? = 500
  37. 37.76 × ? = 7600
  38. 38.86 × ? = 8600
  39. 39.30 × 1000 =
  40. 40.15 × ? = 1500

Answer key

  1. 5900
  2. 1000
  3. 10
  4. 11000
  5. 6800
  6. 32000
  7. 1000
  8. 1000
  9. 4420
  10. 5300
  11. 2340
  12. 10
  13. 10
  14. 8200
  15. 46000
  16. 8100
  17. 1000
  18. 3000
  19. 10
  20. 1360
  21. 100
  22. 31000
  23. 4940
  24. 1000
  25. 8510
  26. 10
  27. 1800
  28. 18000
  29. 5000
  30. 38000
  31. 3540
  32. 3360
  33. 10
  34. 4900
  35. 1060
  36. 100
  37. 100
  38. 100
  39. 30000
  40. 100

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