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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 498 · 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. 1.319 × ? = 3190
  2. 2.23 × 1000 =
  3. 3.3 × ? = 300
  4. 4.745 × 10 =
  5. 5.16 × ? = 16000
  6. 6.31 × ? = 3100
  7. 7.81 × ? = 8100
  8. 8.47 × 1000 =
  9. 9.102 × ? = 1020
  10. 10.65 × ? = 6500
  11. 11.69 × 100 =
  12. 12.980 × ? = 9800
  13. 13.5 × 1000 =
  14. 14.911 × 10 =
  15. 15.28 × 1000 =
  16. 16.3 × ? = 3000
  17. 17.321 × ? = 3210
  18. 18.297 × 10 =
  19. 19.529 × 10 =
  20. 20.68 × 100 =
  21. 21.266 × 10 =
  22. 22.66 × 100 =
  23. 23.37 × ? = 37000
  24. 24.50 × 100 =
  25. 25.65 × 100 =
  26. 26.22 × 100 =
  27. 27.291 × 10 =
  28. 28.229 × ? = 2290
  29. 29.28 × 100 =
  30. 30.50 × ? = 5000
  31. 31.14 × 1000 =
  32. 32.689 × ? = 6890
  33. 33.706 × ? = 7060
  34. 34.683 × ? = 6830
  35. 35.777 × 10 =
  36. 36.123 × ? = 1230
  37. 37.838 × 10 =
  38. 38.20 × ? = 20000
  39. 39.25 × 1000 =
  40. 40.42 × ? = 42000

Answer key

  1. 10
  2. 23000
  3. 100
  4. 7450
  5. 1000
  6. 100
  7. 100
  8. 47000
  9. 10
  10. 100
  11. 6900
  12. 10
  13. 5000
  14. 9110
  15. 28000
  16. 1000
  17. 10
  18. 2970
  19. 5290
  20. 6800
  21. 2660
  22. 6600
  23. 1000
  24. 5000
  25. 6500
  26. 2200
  27. 2910
  28. 10
  29. 2800
  30. 100
  31. 14000
  32. 10
  33. 10
  34. 10
  35. 7770
  36. 10
  37. 8380
  38. 1000
  39. 25000
  40. 1000

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