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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 721 · 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. 1.37 × ? = 37000
  2. 2.97 × 100 =
  3. 3.20 × 100 =
  4. 4.64 × 100 =
  5. 5.836 × ? = 8360
  6. 6.3 × ? = 3000
  7. 7.15 × ? = 1500
  8. 8.354 × 10 =
  9. 9.355 × ? = 3550
  10. 10.11 × 100 =
  11. 11.20 × 1000 =
  12. 12.16 × 100 =
  13. 13.6 × 1000 =
  14. 14.7 × 100 =
  15. 15.14 × 1000 =
  16. 16.260 × 10 =
  17. 17.37 × 100 =
  18. 18.23 × 1000 =
  19. 19.41 × 100 =
  20. 20.90 × ? = 9000
  21. 21.200 × ? = 2000
  22. 22.63 × ? = 6300
  23. 23.363 × 10 =
  24. 24.34 × ? = 34000
  25. 25.45 × ? = 4500
  26. 26.940 × ? = 9400
  27. 27.356 × ? = 3560
  28. 28.52 × 100 =
  29. 29.440 × 10 =
  30. 30.9 × ? = 9000
  31. 31.48 × ? = 48000
  32. 32.48 × 100 =
  33. 33.21 × 100 =
  34. 34.25 × 1000 =
  35. 35.26 × ? = 26000
  36. 36.44 × 1000 =
  37. 37.43 × ? = 43000
  38. 38.529 × ? = 5290
  39. 39.7 × 10 =
  40. 40.49 × 100 =

Answer key

  1. 1000
  2. 9700
  3. 2000
  4. 6400
  5. 10
  6. 1000
  7. 100
  8. 3540
  9. 10
  10. 1100
  11. 20000
  12. 1600
  13. 6000
  14. 700
  15. 14000
  16. 2600
  17. 3700
  18. 23000
  19. 4100
  20. 100
  21. 10
  22. 100
  23. 3630
  24. 1000
  25. 100
  26. 10
  27. 10
  28. 5200
  29. 4400
  30. 1000
  31. 1000
  32. 4800
  33. 2100
  34. 25000
  35. 1000
  36. 44000
  37. 1000
  38. 10
  39. 70
  40. 4900

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