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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 633 · 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. 1.11 × 1000 =
  2. 2.20 × ? = 20000
  3. 3.20 × 1000 =
  4. 4.29 × ? = 29000
  5. 5.31 × 1000 =
  6. 6.867 × 10 =
  7. 7.592 × 10 =
  8. 8.5 × 1000 =
  9. 9.9 × ? = 9000
  10. 10.46 × ? = 4600
  11. 11.73 × 100 =
  12. 12.52 × 100 =
  13. 13.50 × ? = 5000
  14. 14.110 × ? = 1100
  15. 15.11 × 100 =
  16. 16.23 × 1000 =
  17. 17.452 × 10 =
  18. 18.269 × ? = 2690
  19. 19.621 × ? = 6210
  20. 20.58 × ? = 5800
  21. 21.21 × 100 =
  22. 22.7 × 1000 =
  23. 23.412 × ? = 4120
  24. 24.626 × 10 =
  25. 25.64 × 100 =
  26. 26.28 × ? = 2800
  27. 27.50 × 1000 =
  28. 28.94 × ? = 9400
  29. 29.24 × 10 =
  30. 30.21 × 1000 =
  31. 31.234 × 10 =
  32. 32.10 × 1000 =
  33. 33.820 × 10 =
  34. 34.31 × ? = 310
  35. 35.65 × 100 =
  36. 36.582 × ? = 5820
  37. 37.26 × 100 =
  38. 38.73 × 10 =
  39. 39.984 × ? = 9840
  40. 40.314 × ? = 3140

Answer key

  1. 11000
  2. 1000
  3. 20000
  4. 1000
  5. 31000
  6. 8670
  7. 5920
  8. 5000
  9. 1000
  10. 100
  11. 7300
  12. 5200
  13. 100
  14. 10
  15. 1100
  16. 23000
  17. 4520
  18. 10
  19. 10
  20. 100
  21. 2100
  22. 7000
  23. 10
  24. 6260
  25. 6400
  26. 100
  27. 50000
  28. 100
  29. 240
  30. 21000
  31. 2340
  32. 10000
  33. 8200
  34. 10
  35. 6500
  36. 10
  37. 2600
  38. 730
  39. 10
  40. 10

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