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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 207 · 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. 1.46 × ? = 46000
  2. 2.28 × ? = 280
  3. 3.933 × 10 =
  4. 4.35 × 1000 =
  5. 5.67 × 10 =
  6. 6.112 × 10 =
  7. 7.17 × 10 =
  8. 8.34 × ? = 34000
  9. 9.111 × 10 =
  10. 10.189 × ? = 1890
  11. 11.9 × 1000 =
  12. 12.121 × 10 =
  13. 13.99 × 100 =
  14. 14.75 × ? = 7500
  15. 15.42 × 100 =
  16. 16.213 × ? = 2130
  17. 17.312 × ? = 3120
  18. 18.57 × 100 =
  19. 19.771 × ? = 7710
  20. 20.41 × 1000 =
  21. 21.92 × ? = 9200
  22. 22.33 × 10 =
  23. 23.117 × ? = 1170
  24. 24.39 × ? = 39000
  25. 25.69 × ? = 6900
  26. 26.12 × ? = 12000
  27. 27.74 × 100 =
  28. 28.24 × ? = 24000
  29. 29.7 × 100 =
  30. 30.589 × ? = 5890
  31. 31.542 × 10 =
  32. 32.491 × 10 =
  33. 33.136 × 10 =
  34. 34.16 × 1000 =
  35. 35.84 × 10 =
  36. 36.51 × ? = 5100
  37. 37.27 × 100 =
  38. 38.17 × ? = 1700
  39. 39.269 × ? = 2690
  40. 40.49 × ? = 49000

Answer key

  1. 1000
  2. 10
  3. 9330
  4. 35000
  5. 670
  6. 1120
  7. 170
  8. 1000
  9. 1110
  10. 10
  11. 9000
  12. 1210
  13. 9900
  14. 100
  15. 4200
  16. 10
  17. 10
  18. 5700
  19. 10
  20. 41000
  21. 100
  22. 330
  23. 10
  24. 1000
  25. 100
  26. 1000
  27. 7400
  28. 1000
  29. 700
  30. 10
  31. 5420
  32. 4910
  33. 1360
  34. 16000
  35. 840
  36. 100
  37. 2700
  38. 100
  39. 10
  40. 1000

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