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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 352 · 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. 1.435 × 10 =
  2. 2.588 × 10 =
  3. 3.75 × 100 =
  4. 4.17 × 1000 =
  5. 5.850 × ? = 8500
  6. 6.74 × 100 =
  7. 7.440 × 10 =
  8. 8.688 × 10 =
  9. 9.18 × 1000 =
  10. 10.8 × 1000 =
  11. 11.351 × 10 =
  12. 12.25 × 100 =
  13. 13.13 × ? = 13000
  14. 14.58 × 10 =
  15. 15.535 × ? = 5350
  16. 16.26 × 1000 =
  17. 17.626 × ? = 6260
  18. 18.39 × 1000 =
  19. 19.8 × ? = 8000
  20. 20.98 × ? = 9800
  21. 21.22 × 1000 =
  22. 22.461 × ? = 4610
  23. 23.29 × 1000 =
  24. 24.369 × 10 =
  25. 25.76 × 100 =
  26. 26.12 × ? = 1200
  27. 27.16 × ? = 16000
  28. 28.2 × 1000 =
  29. 29.683 × ? = 6830
  30. 30.900 × ? = 9000
  31. 31.82 × 100 =
  32. 32.514 × ? = 5140
  33. 33.750 × ? = 7500
  34. 34.3 × 100 =
  35. 35.124 × 10 =
  36. 36.12 × 1000 =
  37. 37.490 × 10 =
  38. 38.45 × ? = 4500
  39. 39.560 × ? = 5600
  40. 40.99 × 100 =

Answer key

  1. 4350
  2. 5880
  3. 7500
  4. 17000
  5. 10
  6. 7400
  7. 4400
  8. 6880
  9. 18000
  10. 8000
  11. 3510
  12. 2500
  13. 1000
  14. 580
  15. 10
  16. 26000
  17. 10
  18. 39000
  19. 1000
  20. 100
  21. 22000
  22. 10
  23. 29000
  24. 3690
  25. 7600
  26. 100
  27. 1000
  28. 2000
  29. 10
  30. 10
  31. 8200
  32. 10
  33. 10
  34. 300
  35. 1240
  36. 12000
  37. 4900
  38. 100
  39. 10
  40. 9900

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