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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 304 · 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. 1.25 × 1000 =
  2. 2.5 × ? = 500
  3. 3.41 × 1000 =
  4. 4.45 × 100 =
  5. 5.604 × 10 =
  6. 6.145 × 10 =
  7. 7.21 × 1000 =
  8. 8.9 × 100 =
  9. 9.536 × 10 =
  10. 10.253 × 10 =
  11. 11.3 × 100 =
  12. 12.318 × 10 =
  13. 13.700 × 10 =
  14. 14.31 × 1000 =
  15. 15.28 × ? = 28000
  16. 16.578 × ? = 5780
  17. 17.23 × ? = 2300
  18. 18.480 × ? = 4800
  19. 19.35 × 100 =
  20. 20.25 × ? = 2500
  21. 21.71 × 100 =
  22. 22.44 × 1000 =
  23. 23.29 × ? = 2900
  24. 24.35 × 1000 =
  25. 25.13 × 100 =
  26. 26.250 × 10 =
  27. 27.461 × 10 =
  28. 28.902 × 10 =
  29. 29.959 × 10 =
  30. 30.66 × 100 =
  31. 31.965 × 10 =
  32. 32.97 × 100 =
  33. 33.871 × 10 =
  34. 34.73 × 100 =
  35. 35.957 × ? = 9570
  36. 36.671 × 10 =
  37. 37.39 × 1000 =
  38. 38.44 × 100 =
  39. 39.173 × ? = 1730
  40. 40.13 × 1000 =

Answer key

  1. 25000
  2. 100
  3. 41000
  4. 4500
  5. 6040
  6. 1450
  7. 21000
  8. 900
  9. 5360
  10. 2530
  11. 300
  12. 3180
  13. 7000
  14. 31000
  15. 1000
  16. 10
  17. 100
  18. 10
  19. 3500
  20. 100
  21. 7100
  22. 44000
  23. 100
  24. 35000
  25. 1300
  26. 2500
  27. 4610
  28. 9020
  29. 9590
  30. 6600
  31. 9650
  32. 9700
  33. 8710
  34. 7300
  35. 10
  36. 6710
  37. 39000
  38. 4400
  39. 10
  40. 13000

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