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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 386 · 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. 1.321 × ? = 3210
  2. 2.16 × ? = 1600
  3. 3.15 × 1000 =
  4. 4.13 × 100 =
  5. 5.36 × ? = 36000
  6. 6.46 × 100 =
  7. 7.12 × 100 =
  8. 8.179 × 10 =
  9. 9.31 × ? = 3100
  10. 10.43 × ? = 43000
  11. 11.952 × ? = 9520
  12. 12.21 × 1000 =
  13. 13.23 × ? = 2300
  14. 14.722 × 10 =
  15. 15.106 × 10 =
  16. 16.613 × ? = 6130
  17. 17.306 × 10 =
  18. 18.44 × 1000 =
  19. 19.73 × 100 =
  20. 20.247 × ? = 2470
  21. 21.72 × 100 =
  22. 22.69 × 100 =
  23. 23.26 × 100 =
  24. 24.585 × 10 =
  25. 25.5 × 1000 =
  26. 26.96 × 100 =
  27. 27.246 × 10 =
  28. 28.12 × ? = 12000
  29. 29.277 × 10 =
  30. 30.2 × ? = 200
  31. 31.18 × ? = 18000
  32. 32.560 × ? = 5600
  33. 33.654 × ? = 6540
  34. 34.97 × 100 =
  35. 35.764 × 10 =
  36. 36.105 × 10 =
  37. 37.31 × ? = 31000
  38. 38.87 × ? = 8700
  39. 39.742 × 10 =
  40. 40.48 × 1000 =

Answer key

  1. 10
  2. 100
  3. 15000
  4. 1300
  5. 1000
  6. 4600
  7. 1200
  8. 1790
  9. 100
  10. 1000
  11. 10
  12. 21000
  13. 100
  14. 7220
  15. 1060
  16. 10
  17. 3060
  18. 44000
  19. 7300
  20. 10
  21. 7200
  22. 6900
  23. 2600
  24. 5850
  25. 5000
  26. 9600
  27. 2460
  28. 1000
  29. 2770
  30. 100
  31. 1000
  32. 10
  33. 10
  34. 9700
  35. 7640
  36. 1050
  37. 1000
  38. 100
  39. 7420
  40. 48000

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