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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 253 · 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. 1.56 × 100 =
  2. 2.415 × 10 =
  3. 3.66 × 100 =
  4. 4.789 × ? = 7890
  5. 5.25 × 100 =
  6. 6.27 × ? = 2700
  7. 7.12 × 1000 =
  8. 8.18 × 1000 =
  9. 9.947 × 10 =
  10. 10.3 × ? = 300
  11. 11.731 × 10 =
  12. 12.42 × 1000 =
  13. 13.15 × 100 =
  14. 14.864 × ? = 8640
  15. 15.32 × ? = 32000
  16. 16.17 × 100 =
  17. 17.29 × ? = 29000
  18. 18.61 × 100 =
  19. 19.49 × 1000 =
  20. 20.60 × ? = 6000
  21. 21.11 × 100 =
  22. 22.52 × ? = 5200
  23. 23.657 × 10 =
  24. 24.99 × 100 =
  25. 25.54 × 100 =
  26. 26.50 × 1000 =
  27. 27.21 × 1000 =
  28. 28.383 × ? = 3830
  29. 29.105 × 10 =
  30. 30.950 × 10 =
  31. 31.39 × ? = 3900
  32. 32.46 × ? = 46000
  33. 33.369 × 10 =
  34. 34.378 × ? = 3780
  35. 35.374 × 10 =
  36. 36.24 × 1000 =
  37. 37.10 × 100 =
  38. 38.37 × 1000 =
  39. 39.879 × ? = 8790
  40. 40.614 × 10 =

Answer key

  1. 5600
  2. 4150
  3. 6600
  4. 10
  5. 2500
  6. 100
  7. 12000
  8. 18000
  9. 9470
  10. 100
  11. 7310
  12. 42000
  13. 1500
  14. 10
  15. 1000
  16. 1700
  17. 1000
  18. 6100
  19. 49000
  20. 100
  21. 1100
  22. 100
  23. 6570
  24. 9900
  25. 5400
  26. 50000
  27. 21000
  28. 10
  29. 1050
  30. 9500
  31. 100
  32. 1000
  33. 3690
  34. 10
  35. 3740
  36. 24000
  37. 1000
  38. 37000
  39. 10
  40. 6140

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