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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 613 · 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. 1.983 × 10 =
  2. 2.219 × 10 =
  3. 3.14 × ? = 14000
  4. 4.39 × ? = 39000
  5. 5.37 × ? = 37000
  6. 6.8 × ? = 8000
  7. 7.901 × 10 =
  8. 8.462 × 10 =
  9. 9.34 × ? = 34000
  10. 10.11 × ? = 11000
  11. 11.929 × ? = 9290
  12. 12.6 × 100 =
  13. 13.925 × 10 =
  14. 14.449 × ? = 4490
  15. 15.44 × ? = 44000
  16. 16.79 × ? = 7900
  17. 17.19 × 1000 =
  18. 18.745 × 10 =
  19. 19.189 × 10 =
  20. 20.85 × 100 =
  21. 21.777 × 10 =
  22. 22.30 × 100 =
  23. 23.44 × ? = 4400
  24. 24.11 × 100 =
  25. 25.568 × ? = 5680
  26. 26.263 × 10 =
  27. 27.112 × 10 =
  28. 28.764 × 10 =
  29. 29.557 × ? = 5570
  30. 30.87 × 100 =
  31. 31.131 × ? = 1310
  32. 32.485 × ? = 4850
  33. 33.2 × 10 =
  34. 34.79 × 100 =
  35. 35.74 × 100 =
  36. 36.97 × ? = 970
  37. 37.15 × 100 =
  38. 38.135 × 10 =
  39. 39.3 × ? = 300
  40. 40.39 × 100 =

Answer key

  1. 9830
  2. 2190
  3. 1000
  4. 1000
  5. 1000
  6. 1000
  7. 9010
  8. 4620
  9. 1000
  10. 1000
  11. 10
  12. 600
  13. 9250
  14. 10
  15. 1000
  16. 100
  17. 19000
  18. 7450
  19. 1890
  20. 8500
  21. 7770
  22. 3000
  23. 100
  24. 1100
  25. 10
  26. 2630
  27. 1120
  28. 7640
  29. 10
  30. 8700
  31. 10
  32. 10
  33. 20
  34. 7900
  35. 7400
  36. 10
  37. 1500
  38. 1350
  39. 100
  40. 3900

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