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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 482 · 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. 1.285 × ? = 2850
  2. 2.36 × 100 =
  3. 3.99 × 100 =
  4. 4.859 × ? = 8590
  5. 5.934 × 10 =
  6. 6.59 × 100 =
  7. 7.46 × 100 =
  8. 8.24 × ? = 240
  9. 9.15 × ? = 1500
  10. 10.4 × 100 =
  11. 11.27 × 1000 =
  12. 12.475 × ? = 4750
  13. 13.13 × 100 =
  14. 14.43 × 1000 =
  15. 15.5 × 1000 =
  16. 16.390 × ? = 3900
  17. 17.27 × 100 =
  18. 18.26 × 1000 =
  19. 19.67 × 100 =
  20. 20.50 × 1000 =
  21. 21.12 × 1000 =
  22. 22.34 × 1000 =
  23. 23.36 × 1000 =
  24. 24.261 × 10 =
  25. 25.9 × ? = 9000
  26. 26.47 × 1000 =
  27. 27.24 × 1000 =
  28. 28.86 × 100 =
  29. 29.31 × 1000 =
  30. 30.752 × ? = 7520
  31. 31.3 × ? = 3000
  32. 32.10 × 100 =
  33. 33.666 × 10 =
  34. 34.774 × 10 =
  35. 35.54 × 10 =
  36. 36.722 × ? = 7220
  37. 37.58 × 100 =
  38. 38.955 × 10 =
  39. 39.26 × ? = 26000
  40. 40.914 × 10 =

Answer key

  1. 10
  2. 3600
  3. 9900
  4. 10
  5. 9340
  6. 5900
  7. 4600
  8. 10
  9. 100
  10. 400
  11. 27000
  12. 10
  13. 1300
  14. 43000
  15. 5000
  16. 10
  17. 2700
  18. 26000
  19. 6700
  20. 50000
  21. 12000
  22. 34000
  23. 36000
  24. 2610
  25. 1000
  26. 47000
  27. 24000
  28. 8600
  29. 31000
  30. 10
  31. 1000
  32. 1000
  33. 6660
  34. 7740
  35. 540
  36. 10
  37. 5800
  38. 9550
  39. 1000
  40. 9140

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