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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 305 · 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. 1.94 × 100 =
  2. 2.4 × 1000 =
  3. 3.287 × 10 =
  4. 4.434 × 10 =
  5. 5.674 × ? = 6740
  6. 6.494 × ? = 4940
  7. 7.16 × ? = 1600
  8. 8.363 × 10 =
  9. 9.17 × 100 =
  10. 10.11 × 1000 =
  11. 11.515 × ? = 5150
  12. 12.2 × ? = 2000
  13. 13.536 × ? = 5360
  14. 14.42 × 1000 =
  15. 15.132 × 10 =
  16. 16.123 × 10 =
  17. 17.5 × 1000 =
  18. 18.46 × 1000 =
  19. 19.49 × 1000 =
  20. 20.342 × 10 =
  21. 21.13 × 1000 =
  22. 22.23 × 1000 =
  23. 23.439 × 10 =
  24. 24.95 × 10 =
  25. 25.480 × 10 =
  26. 26.6 × 1000 =
  27. 27.84 × 100 =
  28. 28.428 × ? = 4280
  29. 29.43 × ? = 43000
  30. 30.40 × ? = 40000
  31. 31.12 × 1000 =
  32. 32.26 × 1000 =
  33. 33.30 × 1000 =
  34. 34.71 × 100 =
  35. 35.46 × ? = 46000
  36. 36.131 × ? = 1310
  37. 37.67 × ? = 6700
  38. 38.47 × 10 =
  39. 39.22 × ? = 22000
  40. 40.81 × ? = 8100

Answer key

  1. 9400
  2. 4000
  3. 2870
  4. 4340
  5. 10
  6. 10
  7. 100
  8. 3630
  9. 1700
  10. 11000
  11. 10
  12. 1000
  13. 10
  14. 42000
  15. 1320
  16. 1230
  17. 5000
  18. 46000
  19. 49000
  20. 3420
  21. 13000
  22. 23000
  23. 4390
  24. 950
  25. 4800
  26. 6000
  27. 8400
  28. 10
  29. 1000
  30. 1000
  31. 12000
  32. 26000
  33. 30000
  34. 7100
  35. 1000
  36. 10
  37. 100
  38. 470
  39. 1000
  40. 100

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