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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 312 · 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. 1.4 × 1000 =
  2. 2.21 × 1000 =
  3. 3.81 × 100 =
  4. 4.2 × ? = 200
  5. 5.64 × ? = 6400
  6. 6.499 × 10 =
  7. 7.518 × 10 =
  8. 8.679 × 10 =
  9. 9.26 × 1000 =
  10. 10.18 × 1000 =
  11. 11.67 × ? = 670
  12. 12.19 × ? = 1900
  13. 13.72 × 100 =
  14. 14.965 × 10 =
  15. 15.39 × ? = 39000
  16. 16.31 × 1000 =
  17. 17.764 × 10 =
  18. 18.17 × ? = 17000
  19. 19.14 × ? = 1400
  20. 20.15 × 100 =
  21. 21.20 × 1000 =
  22. 22.24 × 1000 =
  23. 23.366 × ? = 3660
  24. 24.286 × ? = 2860
  25. 25.16 × 100 =
  26. 26.22 × 100 =
  27. 27.9 × ? = 9000
  28. 28.76 × 100 =
  29. 29.137 × 10 =
  30. 30.271 × 10 =
  31. 31.69 × 100 =
  32. 32.17 × 100 =
  33. 33.834 × 10 =
  34. 34.87 × ? = 8700
  35. 35.963 × 10 =
  36. 36.28 × 1000 =
  37. 37.23 × 1000 =
  38. 38.813 × 10 =
  39. 39.11 × 100 =
  40. 40.84 × 100 =

Answer key

  1. 4000
  2. 21000
  3. 8100
  4. 100
  5. 100
  6. 4990
  7. 5180
  8. 6790
  9. 26000
  10. 18000
  11. 10
  12. 100
  13. 7200
  14. 9650
  15. 1000
  16. 31000
  17. 7640
  18. 1000
  19. 100
  20. 1500
  21. 20000
  22. 24000
  23. 10
  24. 10
  25. 1600
  26. 2200
  27. 1000
  28. 7600
  29. 1370
  30. 2710
  31. 6900
  32. 1700
  33. 8340
  34. 100
  35. 9630
  36. 28000
  37. 23000
  38. 8130
  39. 1100
  40. 8400

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