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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 783 · 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. 1.34 × ? = 34000
  2. 2.821 × 10 =
  3. 3.977 × ? = 9770
  4. 4.318 × ? = 3180
  5. 5.552 × 10 =
  6. 6.371 × 10 =
  7. 7.861 × ? = 8610
  8. 8.388 × 10 =
  9. 9.94 × 100 =
  10. 10.67 × ? = 6700
  11. 11.539 × 10 =
  12. 12.72 × 100 =
  13. 13.57 × 100 =
  14. 14.20 × 100 =
  15. 15.689 × 10 =
  16. 16.920 × ? = 9200
  17. 17.74 × ? = 7400
  18. 18.49 × ? = 49000
  19. 19.5 × ? = 5000
  20. 20.17 × 100 =
  21. 21.491 × 10 =
  22. 22.51 × 100 =
  23. 23.9 × ? = 9000
  24. 24.84 × ? = 8400
  25. 25.7 × ? = 7000
  26. 26.483 × 10 =
  27. 27.9 × 100 =
  28. 28.7 × 1000 =
  29. 29.80 × 100 =
  30. 30.887 × ? = 8870
  31. 31.17 × ? = 17000
  32. 32.39 × ? = 3900
  33. 33.41 × ? = 41000
  34. 34.615 × 10 =
  35. 35.364 × ? = 3640
  36. 36.463 × ? = 4630
  37. 37.12 × 100 =
  38. 38.7 × 100 =
  39. 39.21 × 1000 =
  40. 40.10 × 100 =

Answer key

  1. 1000
  2. 8210
  3. 10
  4. 10
  5. 5520
  6. 3710
  7. 10
  8. 3880
  9. 9400
  10. 100
  11. 5390
  12. 7200
  13. 5700
  14. 2000
  15. 6890
  16. 10
  17. 100
  18. 1000
  19. 1000
  20. 1700
  21. 4910
  22. 5100
  23. 1000
  24. 100
  25. 1000
  26. 4830
  27. 900
  28. 7000
  29. 8000
  30. 10
  31. 1000
  32. 100
  33. 1000
  34. 6150
  35. 10
  36. 10
  37. 1200
  38. 700
  39. 21000
  40. 1000

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks