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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 472 · 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. 1.780 × 10 =
  2. 2.127 × ? = 1270
  3. 3.6 × 100 =
  4. 4.38 × 1000 =
  5. 5.52 × ? = 5200
  6. 6.216 × 10 =
  7. 7.29 × ? = 29000
  8. 8.207 × ? = 2070
  9. 9.990 × ? = 9900
  10. 10.586 × ? = 5860
  11. 11.99 × 10 =
  12. 12.46 × 1000 =
  13. 13.31 × 1000 =
  14. 14.652 × ? = 6520
  15. 15.11 × 100 =
  16. 16.14 × 1000 =
  17. 17.93 × 100 =
  18. 18.37 × 1000 =
  19. 19.24 × 100 =
  20. 20.31 × 100 =
  21. 21.522 × 10 =
  22. 22.26 × ? = 26000
  23. 23.56 × 100 =
  24. 24.287 × 10 =
  25. 25.464 × 10 =
  26. 26.76 × ? = 760
  27. 27.30 × 1000 =
  28. 28.669 × 10 =
  29. 29.258 × 10 =
  30. 30.18 × 10 =
  31. 31.31 × ? = 310
  32. 32.16 × ? = 16000
  33. 33.16 × 100 =
  34. 34.34 × 1000 =
  35. 35.949 × ? = 9490
  36. 36.497 × 10 =
  37. 37.25 × ? = 25000
  38. 38.68 × ? = 6800
  39. 39.62 × ? = 6200
  40. 40.2 × 1000 =

Answer key

  1. 7800
  2. 10
  3. 600
  4. 38000
  5. 100
  6. 2160
  7. 1000
  8. 10
  9. 10
  10. 10
  11. 990
  12. 46000
  13. 31000
  14. 10
  15. 1100
  16. 14000
  17. 9300
  18. 37000
  19. 2400
  20. 3100
  21. 5220
  22. 1000
  23. 5600
  24. 2870
  25. 4640
  26. 10
  27. 30000
  28. 6690
  29. 2580
  30. 180
  31. 10
  32. 1000
  33. 1600
  34. 34000
  35. 10
  36. 4970
  37. 1000
  38. 100
  39. 100
  40. 2000

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