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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 241 · 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. 1.65 × 100 =
  2. 2.5 × ? = 5000
  3. 3.38 × 1000 =
  4. 4.76 × 10 =
  5. 5.951 × ? = 9510
  6. 6.177 × 10 =
  7. 7.810 × 10 =
  8. 8.484 × ? = 4840
  9. 9.168 × 10 =
  10. 10.160 × 10 =
  11. 11.603 × 10 =
  12. 12.11 × ? = 11000
  13. 13.95 × 100 =
  14. 14.11 × 1000 =
  15. 15.33 × ? = 33000
  16. 16.268 × 10 =
  17. 17.83 × ? = 8300
  18. 18.49 × 100 =
  19. 19.278 × ? = 2780
  20. 20.967 × ? = 9670
  21. 21.926 × 10 =
  22. 22.249 × ? = 2490
  23. 23.61 × ? = 6100
  24. 24.11 × 100 =
  25. 25.93 × 100 =
  26. 26.394 × 10 =
  27. 27.21 × 1000 =
  28. 28.19 × 1000 =
  29. 29.15 × ? = 1500
  30. 30.79 × ? = 7900
  31. 31.292 × 10 =
  32. 32.300 × ? = 3000
  33. 33.861 × 10 =
  34. 34.25 × 100 =
  35. 35.202 × 10 =
  36. 36.29 × 100 =
  37. 37.67 × 100 =
  38. 38.12 × 100 =
  39. 39.146 × ? = 1460
  40. 40.97 × ? = 9700

Answer key

  1. 6500
  2. 1000
  3. 38000
  4. 760
  5. 10
  6. 1770
  7. 8100
  8. 10
  9. 1680
  10. 1600
  11. 6030
  12. 1000
  13. 9500
  14. 11000
  15. 1000
  16. 2680
  17. 100
  18. 4900
  19. 10
  20. 10
  21. 9260
  22. 10
  23. 100
  24. 1100
  25. 9300
  26. 3940
  27. 21000
  28. 19000
  29. 100
  30. 100
  31. 2920
  32. 10
  33. 8610
  34. 2500
  35. 2020
  36. 2900
  37. 6700
  38. 1200
  39. 10
  40. 100

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