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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 821 · 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. 1.819 × ? = 8190
  2. 2.135 × 10 =
  3. 3.495 × 10 =
  4. 4.11 × ? = 11000
  5. 5.24 × 1000 =
  6. 6.21 × 100 =
  7. 7.46 × ? = 46000
  8. 8.424 × ? = 4240
  9. 9.633 × ? = 6330
  10. 10.54 × 100 =
  11. 11.24 × ? = 24000
  12. 12.42 × 1000 =
  13. 13.12 × 1000 =
  14. 14.714 × ? = 7140
  15. 15.38 × 1000 =
  16. 16.15 × 1000 =
  17. 17.90 × ? = 9000
  18. 18.6 × 1000 =
  19. 19.9 × 100 =
  20. 20.372 × 10 =
  21. 21.46 × 1000 =
  22. 22.759 × 10 =
  23. 23.901 × 10 =
  24. 24.37 × 1000 =
  25. 25.48 × 1000 =
  26. 26.191 × 10 =
  27. 27.681 × 10 =
  28. 28.19 × ? = 1900
  29. 29.47 × ? = 47000
  30. 30.68 × ? = 6800
  31. 31.998 × ? = 9980
  32. 32.6 × ? = 600
  33. 33.23 × 100 =
  34. 34.531 × ? = 5310
  35. 35.939 × ? = 9390
  36. 36.252 × 10 =
  37. 37.959 × ? = 9590
  38. 38.2 × 1000 =
  39. 39.12 × 100 =
  40. 40.26 × 10 =

Answer key

  1. 10
  2. 1350
  3. 4950
  4. 1000
  5. 24000
  6. 2100
  7. 1000
  8. 10
  9. 10
  10. 5400
  11. 1000
  12. 42000
  13. 12000
  14. 10
  15. 38000
  16. 15000
  17. 100
  18. 6000
  19. 900
  20. 3720
  21. 46000
  22. 7590
  23. 9010
  24. 37000
  25. 48000
  26. 1910
  27. 6810
  28. 100
  29. 1000
  30. 100
  31. 10
  32. 100
  33. 2300
  34. 10
  35. 10
  36. 2520
  37. 10
  38. 2000
  39. 1200
  40. 260

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