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Percentage Shortcuts Worksheet – 10%, 25%, 50%

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 983 · 40 questions
TalentJR

How to work it out (Halves and tenths): 10%: divide by 10. 1%: divide by 100. 50%: halve. 25%: halve, then halve again. 75% = 50% + 25%. 5%: half of 10%. 20%: double 10%.

NameDateTime takenScore ___ / 40
  1. 1.10% of 380 =
  2. 2.20% of 235 =
  3. 3.75% of 92 =
  4. 4.1% of 700 =
  5. 5.10% of 690 =
  6. 6.50% of 234 =
  7. 7.20% of 260 =
  8. 8.50% of 428 =
  9. 9.1% of 1200 =
  10. 10.75% of 240 =
  11. 11.75% of 40 =
  12. 12.5% of 20 =
  13. 13.25% of 136 =
  14. 14.20% of 230 =
  15. 15.10% of 140 =
  16. 16.1% of 1900 =
  17. 17.25% of 172 =
  18. 18.5% of 120 =
  19. 19.10% of 260 =
  20. 20.25% of 204 =
  21. 21.1% of 500 =
  22. 22.50% of 70 =
  23. 23.5% of 40 =
  24. 24.10% of 340 =
  25. 25.1% of 1800 =
  26. 26.10% of 500 =
  27. 27.10% of 880 =
  28. 28.1% of 1100 =
  29. 29.5% of 380 =
  30. 30.20% of 375 =
  31. 31.75% of 236 =
  32. 32.1% of 2300 =
  33. 33.25% of 288 =
  34. 34.50% of 22 =
  35. 35.5% of 460 =
  36. 36.10% of 510 =
  37. 37.50% of 406 =
  38. 38.25% of 336 =
  39. 39.5% of 600 =
  40. 40.1% of 200 =

Answer key

  1. 38
  2. 47
  3. 69
  4. 7
  5. 69
  6. 117
  7. 52
  8. 214
  9. 12
  10. 180
  11. 30
  12. 1
  13. 34
  14. 46
  15. 14
  16. 19
  17. 43
  18. 6
  19. 26
  20. 51
  21. 5
  22. 35
  23. 2
  24. 34
  25. 18
  26. 50
  27. 88
  28. 11
  29. 19
  30. 75
  31. 177
  32. 23
  33. 72
  34. 11
  35. 23
  36. 51
  37. 203
  38. 84
  39. 30
  40. 2

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