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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 746 · 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. 1.77 × 100 =
  2. 2.71 × ? = 7100
  3. 3.924 × 10 =
  4. 4.971 × 10 =
  5. 5.210 × ? = 2100
  6. 6.310 × 10 =
  7. 7.957 × 10 =
  8. 8.856 × 10 =
  9. 9.49 × 100 =
  10. 10.129 × ? = 1290
  11. 11.14 × ? = 14000
  12. 12.46 × 1000 =
  13. 13.238 × ? = 2380
  14. 14.365 × 10 =
  15. 15.97 × 100 =
  16. 16.37 × ? = 3700
  17. 17.631 × ? = 6310
  18. 18.11 × 100 =
  19. 19.830 × ? = 8300
  20. 20.45 × 100 =
  21. 21.68 × 100 =
  22. 22.5 × ? = 5000
  23. 23.22 × ? = 22000
  24. 24.680 × 10 =
  25. 25.899 × 10 =
  26. 26.19 × 100 =
  27. 27.26 × ? = 26000
  28. 28.42 × 1000 =
  29. 29.842 × ? = 8420
  30. 30.9 × ? = 9000
  31. 31.15 × ? = 15000
  32. 32.82 × 100 =
  33. 33.44 × ? = 44000
  34. 34.29 × 100 =
  35. 35.110 × 10 =
  36. 36.11 × 1000 =
  37. 37.123 × 10 =
  38. 38.25 × 1000 =
  39. 39.47 × ? = 470
  40. 40.11 × ? = 11000

Answer key

  1. 7700
  2. 100
  3. 9240
  4. 9710
  5. 10
  6. 3100
  7. 9570
  8. 8560
  9. 4900
  10. 10
  11. 1000
  12. 46000
  13. 10
  14. 3650
  15. 9700
  16. 100
  17. 10
  18. 1100
  19. 10
  20. 4500
  21. 6800
  22. 1000
  23. 1000
  24. 6800
  25. 8990
  26. 1900
  27. 1000
  28. 42000
  29. 10
  30. 1000
  31. 1000
  32. 8200
  33. 1000
  34. 2900
  35. 1100
  36. 11000
  37. 1230
  38. 25000
  39. 10
  40. 1000

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