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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 165 · 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. 1.189 × 10 =
  2. 2.54 × 100 =
  3. 3.48 × 100 =
  4. 4.134 × 10 =
  5. 5.64 × 10 =
  6. 6.138 × 10 =
  7. 7.86 × ? = 8600
  8. 8.94 × 10 =
  9. 9.132 × 10 =
  10. 10.67 × 100 =
  11. 11.15 × ? = 1500
  12. 12.52 × ? = 5200
  13. 13.580 × 10 =
  14. 14.41 × 100 =
  15. 15.20 × 100 =
  16. 16.690 × ? = 6900
  17. 17.8 × 100 =
  18. 18.28 × ? = 28000
  19. 19.5 × 1000 =
  20. 20.168 × ? = 1680
  21. 21.936 × 10 =
  22. 22.838 × 10 =
  23. 23.69 × 100 =
  24. 24.18 × 1000 =
  25. 25.7 × ? = 700
  26. 26.430 × 10 =
  27. 27.16 × 100 =
  28. 28.635 × 10 =
  29. 29.775 × 10 =
  30. 30.31 × 1000 =
  31. 31.30 × 1000 =
  32. 32.406 × 10 =
  33. 33.52 × 10 =
  34. 34.207 × 10 =
  35. 35.307 × 10 =
  36. 36.182 × ? = 1820
  37. 37.20 × 1000 =
  38. 38.27 × ? = 27000
  39. 39.319 × 10 =
  40. 40.431 × ? = 4310

Answer key

  1. 1890
  2. 5400
  3. 4800
  4. 1340
  5. 640
  6. 1380
  7. 100
  8. 940
  9. 1320
  10. 6700
  11. 100
  12. 100
  13. 5800
  14. 4100
  15. 2000
  16. 10
  17. 800
  18. 1000
  19. 5000
  20. 10
  21. 9360
  22. 8380
  23. 6900
  24. 18000
  25. 100
  26. 4300
  27. 1600
  28. 6350
  29. 7750
  30. 31000
  31. 30000
  32. 4060
  33. 520
  34. 2070
  35. 3070
  36. 10
  37. 20000
  38. 1000
  39. 3190
  40. 10

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