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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 32 · 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. 1.75% of 48 =
  2. 2.50% of 122 =
  3. 3.50% of 102 =
  4. 4.50% of 106 =
  5. 5.50% of 452 =
  6. 6.1% of 2700 =
  7. 7.1% of 2100 =
  8. 8.50% of 278 =
  9. 9.1% of 2400 =
  10. 10.50% of 346 =
  11. 11.10% of 200 =
  12. 12.5% of 280 =
  13. 13.5% of 140 =
  14. 14.20% of 490 =
  15. 15.50% of 458 =
  16. 16.1% of 800 =
  17. 17.1% of 1500 =
  18. 18.25% of 256 =
  19. 19.50% of 178 =
  20. 20.20% of 100 =
  21. 21.75% of 40 =
  22. 22.50% of 158 =
  23. 23.1% of 2600 =
  24. 24.20% of 170 =
  25. 25.25% of 328 =
  26. 26.25% of 40 =
  27. 27.1% of 700 =
  28. 28.20% of 240 =
  29. 29.25% of 208 =
  30. 30.50% of 174 =
  31. 31.25% of 48 =
  32. 32.20% of 415 =
  33. 33.10% of 680 =
  34. 34.5% of 680 =
  35. 35.5% of 600 =
  36. 36.10% of 130 =
  37. 37.10% of 270 =
  38. 38.25% of 32 =
  39. 39.50% of 440 =
  40. 40.5% of 540 =

Answer key

  1. 36
  2. 61
  3. 51
  4. 53
  5. 226
  6. 27
  7. 21
  8. 139
  9. 24
  10. 173
  11. 20
  12. 14
  13. 7
  14. 98
  15. 229
  16. 8
  17. 15
  18. 64
  19. 89
  20. 20
  21. 30
  22. 79
  23. 26
  24. 34
  25. 82
  26. 10
  27. 7
  28. 48
  29. 52
  30. 87
  31. 12
  32. 83
  33. 68
  34. 34
  35. 30
  36. 13
  37. 27
  38. 8
  39. 220
  40. 27

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