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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 713 · 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 400 =
  2. 2.5% of 220 =
  3. 3.50% of 78 =
  4. 4.5% of 420 =
  5. 5.10% of 340 =
  6. 6.10% of 370 =
  7. 7.25% of 116 =
  8. 8.50% of 392 =
  9. 9.1% of 1800 =
  10. 10.25% of 316 =
  11. 11.50% of 42 =
  12. 12.25% of 248 =
  13. 13.1% of 2700 =
  14. 14.50% of 470 =
  15. 15.75% of 172 =
  16. 16.20% of 400 =
  17. 17.1% of 800 =
  18. 18.50% of 44 =
  19. 19.25% of 340 =
  20. 20.50% of 282 =
  21. 21.50% of 446 =
  22. 22.50% of 228 =
  23. 23.50% of 146 =
  24. 24.75% of 120 =
  25. 25.10% of 600 =
  26. 26.50% of 48 =
  27. 27.10% of 430 =
  28. 28.20% of 420 =
  29. 29.5% of 480 =
  30. 30.75% of 168 =
  31. 31.25% of 272 =
  32. 32.50% of 296 =
  33. 33.50% of 230 =
  34. 34.1% of 200 =
  35. 35.75% of 96 =
  36. 36.25% of 380 =
  37. 37.10% of 750 =
  38. 38.25% of 136 =
  39. 39.20% of 150 =
  40. 40.25% of 260 =

Answer key

  1. 20
  2. 11
  3. 39
  4. 21
  5. 34
  6. 37
  7. 29
  8. 196
  9. 18
  10. 79
  11. 21
  12. 62
  13. 27
  14. 235
  15. 129
  16. 80
  17. 8
  18. 22
  19. 85
  20. 141
  21. 223
  22. 114
  23. 73
  24. 90
  25. 60
  26. 24
  27. 43
  28. 84
  29. 24
  30. 126
  31. 68
  32. 148
  33. 115
  34. 2
  35. 72
  36. 95
  37. 75
  38. 34
  39. 30
  40. 65

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