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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 400 · 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. 1.436 × 10 =
  2. 2.31 × ? = 31000
  3. 3.50 × ? = 5000
  4. 4.728 × 10 =
  5. 5.197 × 10 =
  6. 6.49 × 100 =
  7. 7.647 × 10 =
  8. 8.21 × 1000 =
  9. 9.26 × ? = 26000
  10. 10.36 × 100 =
  11. 11.925 × 10 =
  12. 12.104 × ? = 1040
  13. 13.86 × 100 =
  14. 14.443 × 10 =
  15. 15.521 × ? = 5210
  16. 16.802 × 10 =
  17. 17.9 × 100 =
  18. 18.97 × 100 =
  19. 19.18 × 100 =
  20. 20.39 × ? = 3900
  21. 21.3 × 1000 =
  22. 22.606 × 10 =
  23. 23.12 × ? = 12000
  24. 24.40 × 100 =
  25. 25.27 × 1000 =
  26. 26.532 × ? = 5320
  27. 27.203 × 10 =
  28. 28.74 × ? = 7400
  29. 29.50 × ? = 50000
  30. 30.625 × ? = 6250
  31. 31.24 × 100 =
  32. 32.172 × 10 =
  33. 33.35 × ? = 35000
  34. 34.14 × 1000 =
  35. 35.197 × ? = 1970
  36. 36.4 × 100 =
  37. 37.22 × 1000 =
  38. 38.503 × 10 =
  39. 39.568 × ? = 5680
  40. 40.53 × ? = 5300

Answer key

  1. 4360
  2. 1000
  3. 100
  4. 7280
  5. 1970
  6. 4900
  7. 6470
  8. 21000
  9. 1000
  10. 3600
  11. 9250
  12. 10
  13. 8600
  14. 4430
  15. 10
  16. 8020
  17. 900
  18. 9700
  19. 1800
  20. 100
  21. 3000
  22. 6060
  23. 1000
  24. 4000
  25. 27000
  26. 10
  27. 2030
  28. 100
  29. 1000
  30. 10
  31. 2400
  32. 1720
  33. 1000
  34. 14000
  35. 10
  36. 400
  37. 22000
  38. 5030
  39. 10
  40. 100

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