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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 815 · 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. 1.642 × ? = 6420
  2. 2.2 × 1000 =
  3. 3.11 × 1000 =
  4. 4.35 × 1000 =
  5. 5.15 × ? = 15000
  6. 6.64 × 100 =
  7. 7.57 × ? = 5700
  8. 8.16 × 100 =
  9. 9.6 × 1000 =
  10. 10.11 × ? = 11000
  11. 11.66 × 10 =
  12. 12.441 × ? = 4410
  13. 13.29 × ? = 290
  14. 14.31 × ? = 31000
  15. 15.16 × ? = 16000
  16. 16.826 × ? = 8260
  17. 17.700 × 10 =
  18. 18.978 × 10 =
  19. 19.21 × 100 =
  20. 20.736 × 10 =
  21. 21.824 × 10 =
  22. 22.59 × 100 =
  23. 23.27 × ? = 270
  24. 24.23 × ? = 23000
  25. 25.25 × 1000 =
  26. 26.133 × ? = 1330
  27. 27.31 × ? = 3100
  28. 28.9 × ? = 900
  29. 29.975 × 10 =
  30. 30.908 × 10 =
  31. 31.413 × 10 =
  32. 32.97 × ? = 9700
  33. 33.57 × 100 =
  34. 34.30 × ? = 30000
  35. 35.39 × ? = 39000
  36. 36.841 × ? = 8410
  37. 37.539 × ? = 5390
  38. 38.92 × 100 =
  39. 39.496 × 10 =
  40. 40.5 × 1000 =

Answer key

  1. 10
  2. 2000
  3. 11000
  4. 35000
  5. 1000
  6. 6400
  7. 100
  8. 1600
  9. 6000
  10. 1000
  11. 660
  12. 10
  13. 10
  14. 1000
  15. 1000
  16. 10
  17. 7000
  18. 9780
  19. 2100
  20. 7360
  21. 8240
  22. 5900
  23. 10
  24. 1000
  25. 25000
  26. 10
  27. 100
  28. 100
  29. 9750
  30. 9080
  31. 4130
  32. 100
  33. 5700
  34. 1000
  35. 1000
  36. 10
  37. 10
  38. 9200
  39. 4960
  40. 5000

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