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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 380 · 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. 1.25 × ? = 25000
  2. 2.21 × ? = 21000
  3. 3.191 × 10 =
  4. 4.37 × ? = 37000
  5. 5.8 × ? = 800
  6. 6.32 × 1000 =
  7. 7.967 × ? = 9670
  8. 8.80 × 100 =
  9. 9.13 × ? = 1300
  10. 10.89 × ? = 8900
  11. 11.105 × ? = 1050
  12. 12.61 × ? = 6100
  13. 13.12 × ? = 12000
  14. 14.52 × 100 =
  15. 15.57 × ? = 5700
  16. 16.58 × 100 =
  17. 17.721 × ? = 7210
  18. 18.24 × ? = 24000
  19. 19.768 × 10 =
  20. 20.7 × 100 =
  21. 21.22 × 1000 =
  22. 22.55 × 100 =
  23. 23.182 × ? = 1820
  24. 24.38 × 1000 =
  25. 25.38 × ? = 38000
  26. 26.39 × ? = 39000
  27. 27.368 × ? = 3680
  28. 28.50 × ? = 5000
  29. 29.906 × 10 =
  30. 30.61 × 100 =
  31. 31.927 × ? = 9270
  32. 32.873 × 10 =
  33. 33.13 × 1000 =
  34. 34.36 × 1000 =
  35. 35.49 × 100 =
  36. 36.377 × 10 =
  37. 37.958 × ? = 9580
  38. 38.47 × ? = 47000
  39. 39.511 × ? = 5110
  40. 40.920 × ? = 9200

Answer key

  1. 1000
  2. 1000
  3. 1910
  4. 1000
  5. 100
  6. 32000
  7. 10
  8. 8000
  9. 100
  10. 100
  11. 10
  12. 100
  13. 1000
  14. 5200
  15. 100
  16. 5800
  17. 10
  18. 1000
  19. 7680
  20. 700
  21. 22000
  22. 5500
  23. 10
  24. 38000
  25. 1000
  26. 1000
  27. 10
  28. 100
  29. 9060
  30. 6100
  31. 10
  32. 8730
  33. 13000
  34. 36000
  35. 4900
  36. 3770
  37. 10
  38. 1000
  39. 10
  40. 10

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