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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 877 · 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. 1.5% of 420 =
  2. 2.50% of 196 =
  3. 3.1% of 2500 =
  4. 4.75% of 40 =
  5. 5.10% of 160 =
  6. 6.1% of 2900 =
  7. 7.1% of 1200 =
  8. 8.75% of 192 =
  9. 9.50% of 180 =
  10. 10.25% of 40 =
  11. 11.20% of 295 =
  12. 12.25% of 96 =
  13. 13.5% of 640 =
  14. 14.20% of 155 =
  15. 15.1% of 1400 =
  16. 16.75% of 232 =
  17. 17.25% of 136 =
  18. 18.25% of 328 =
  19. 19.1% of 600 =
  20. 20.5% of 300 =
  21. 21.50% of 386 =
  22. 22.5% of 220 =
  23. 23.75% of 240 =
  24. 24.75% of 28 =
  25. 25.25% of 252 =
  26. 26.50% of 106 =
  27. 27.25% of 224 =
  28. 28.50% of 16 =
  29. 29.25% of 16 =
  30. 30.25% of 80 =
  31. 31.50% of 284 =
  32. 32.50% of 336 =
  33. 33.50% of 228 =
  34. 34.50% of 240 =
  35. 35.25% of 284 =
  36. 36.10% of 440 =
  37. 37.20% of 160 =
  38. 38.25% of 188 =
  39. 39.5% of 320 =
  40. 40.1% of 500 =

Answer key

  1. 21
  2. 98
  3. 25
  4. 30
  5. 16
  6. 29
  7. 12
  8. 144
  9. 90
  10. 10
  11. 59
  12. 24
  13. 32
  14. 31
  15. 14
  16. 174
  17. 34
  18. 82
  19. 6
  20. 15
  21. 193
  22. 11
  23. 180
  24. 21
  25. 63
  26. 53
  27. 56
  28. 8
  29. 4
  30. 20
  31. 142
  32. 168
  33. 114
  34. 120
  35. 71
  36. 44
  37. 32
  38. 47
  39. 16
  40. 5

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