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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 2 · 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. 1.943 × 10 =
  2. 2.72 × 100 =
  3. 3.68 × 100 =
  4. 4.77 × 100 =
  5. 5.805 × 10 =
  6. 6.36 × ? = 3600
  7. 7.46 × 100 =
  8. 8.12 × 1000 =
  9. 9.11 × 1000 =
  10. 10.41 × ? = 41000
  11. 11.366 × 10 =
  12. 12.19 × 1000 =
  13. 13.21 × 1000 =
  14. 14.38 × 1000 =
  15. 15.17 × 1000 =
  16. 16.63 × ? = 6300
  17. 17.556 × ? = 5560
  18. 18.47 × 1000 =
  19. 19.364 × ? = 3640
  20. 20.436 × 10 =
  21. 21.758 × ? = 7580
  22. 22.411 × ? = 4110
  23. 23.95 × 10 =
  24. 24.833 × 10 =
  25. 25.2 × ? = 2000
  26. 26.284 × 10 =
  27. 27.38 × ? = 3800
  28. 28.96 × 100 =
  29. 29.92 × ? = 9200
  30. 30.14 × ? = 1400
  31. 31.71 × ? = 7100
  32. 32.927 × 10 =
  33. 33.39 × ? = 39000
  34. 34.600 × 10 =
  35. 35.14 × 10 =
  36. 36.5 × 1000 =
  37. 37.38 × ? = 38000
  38. 38.546 × ? = 5460
  39. 39.80 × 100 =
  40. 40.540 × 10 =

Answer key

  1. 9430
  2. 7200
  3. 6800
  4. 7700
  5. 8050
  6. 100
  7. 4600
  8. 12000
  9. 11000
  10. 1000
  11. 3660
  12. 19000
  13. 21000
  14. 38000
  15. 17000
  16. 100
  17. 10
  18. 47000
  19. 10
  20. 4360
  21. 10
  22. 10
  23. 950
  24. 8330
  25. 1000
  26. 2840
  27. 100
  28. 9600
  29. 100
  30. 100
  31. 100
  32. 9270
  33. 1000
  34. 6000
  35. 140
  36. 5000
  37. 1000
  38. 10
  39. 8000
  40. 5400

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