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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 535 · 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. 1.84 × 100 =
  2. 2.55 × 100 =
  3. 3.5 × 1000 =
  4. 4.17 × 100 =
  5. 5.19 × ? = 1900
  6. 6.58 × 100 =
  7. 7.9 × 1000 =
  8. 8.47 × 1000 =
  9. 9.5 × 100 =
  10. 10.15 × ? = 1500
  11. 11.22 × 1000 =
  12. 12.45 × 100 =
  13. 13.25 × ? = 2500
  14. 14.15 × 1000 =
  15. 15.50 × 100 =
  16. 16.588 × 10 =
  17. 17.810 × 10 =
  18. 18.189 × ? = 1890
  19. 19.123 × 10 =
  20. 20.855 × 10 =
  21. 21.38 × 100 =
  22. 22.77 × 100 =
  23. 23.560 × 10 =
  24. 24.14 × 100 =
  25. 25.7 × 100 =
  26. 26.8 × ? = 800
  27. 27.80 × 100 =
  28. 28.25 × 100 =
  29. 29.758 × 10 =
  30. 30.352 × ? = 3520
  31. 31.3 × 1000 =
  32. 32.796 × ? = 7960
  33. 33.406 × ? = 4060
  34. 34.4 × 1000 =
  35. 35.462 × 10 =
  36. 36.453 × 10 =
  37. 37.44 × 1000 =
  38. 38.99 × ? = 9900
  39. 39.45 × 1000 =
  40. 40.53 × ? = 5300

Answer key

  1. 8400
  2. 5500
  3. 5000
  4. 1700
  5. 100
  6. 5800
  7. 9000
  8. 47000
  9. 500
  10. 100
  11. 22000
  12. 4500
  13. 100
  14. 15000
  15. 5000
  16. 5880
  17. 8100
  18. 10
  19. 1230
  20. 8550
  21. 3800
  22. 7700
  23. 5600
  24. 1400
  25. 700
  26. 100
  27. 8000
  28. 2500
  29. 7580
  30. 10
  31. 3000
  32. 10
  33. 10
  34. 4000
  35. 4620
  36. 4530
  37. 44000
  38. 100
  39. 45000
  40. 100

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