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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 401 · 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. 1.169 × ? = 1690
  2. 2.23 × 1000 =
  3. 3.265 × ? = 2650
  4. 4.98 × 100 =
  5. 5.4 × 1000 =
  6. 6.35 × ? = 350
  7. 7.912 × 10 =
  8. 8.52 × 100 =
  9. 9.824 × ? = 8240
  10. 10.921 × 10 =
  11. 11.16 × 100 =
  12. 12.904 × 10 =
  13. 13.11 × 1000 =
  14. 14.81 × 100 =
  15. 15.39 × 10 =
  16. 16.288 × 10 =
  17. 17.54 × 10 =
  18. 18.50 × ? = 50000
  19. 19.22 × ? = 22000
  20. 20.24 × 1000 =
  21. 21.47 × 10 =
  22. 22.599 × 10 =
  23. 23.732 × 10 =
  24. 24.35 × 1000 =
  25. 25.79 × 100 =
  26. 26.69 × ? = 690
  27. 27.235 × 10 =
  28. 28.85 × 100 =
  29. 29.453 × 10 =
  30. 30.46 × 100 =
  31. 31.20 × ? = 20000
  32. 32.79 × ? = 7900
  33. 33.716 × 10 =
  34. 34.44 × 10 =
  35. 35.28 × 10 =
  36. 36.9 × 1000 =
  37. 37.96 × ? = 9600
  38. 38.311 × 10 =
  39. 39.48 × 100 =
  40. 40.23 × ? = 23000

Answer key

  1. 10
  2. 23000
  3. 10
  4. 9800
  5. 4000
  6. 10
  7. 9120
  8. 5200
  9. 10
  10. 9210
  11. 1600
  12. 9040
  13. 11000
  14. 8100
  15. 390
  16. 2880
  17. 540
  18. 1000
  19. 1000
  20. 24000
  21. 470
  22. 5990
  23. 7320
  24. 35000
  25. 7900
  26. 10
  27. 2350
  28. 8500
  29. 4530
  30. 4600
  31. 1000
  32. 100
  33. 7160
  34. 440
  35. 280
  36. 9000
  37. 100
  38. 3110
  39. 4800
  40. 1000

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