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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 839 · 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 390 =
  2. 2.75% of 44 =
  3. 3.5% of 40 =
  4. 4.10% of 870 =
  5. 5.10% of 770 =
  6. 6.5% of 380 =
  7. 7.10% of 270 =
  8. 8.1% of 900 =
  9. 9.50% of 304 =
  10. 10.10% of 730 =
  11. 11.20% of 420 =
  12. 12.25% of 224 =
  13. 13.20% of 95 =
  14. 14.50% of 56 =
  15. 15.75% of 152 =
  16. 16.10% of 450 =
  17. 17.50% of 184 =
  18. 18.25% of 264 =
  19. 19.25% of 108 =
  20. 20.75% of 236 =
  21. 21.50% of 178 =
  22. 22.10% of 330 =
  23. 23.10% of 30 =
  24. 24.50% of 338 =
  25. 25.5% of 280 =
  26. 26.50% of 470 =
  27. 27.20% of 290 =
  28. 28.75% of 124 =
  29. 29.25% of 248 =
  30. 30.50% of 454 =
  31. 31.50% of 336 =
  32. 32.50% of 364 =
  33. 33.25% of 284 =
  34. 34.5% of 240 =
  35. 35.75% of 104 =
  36. 36.50% of 204 =
  37. 37.25% of 136 =
  38. 38.50% of 418 =
  39. 39.50% of 222 =
  40. 40.1% of 700 =

Answer key

  1. 39
  2. 33
  3. 2
  4. 87
  5. 77
  6. 19
  7. 27
  8. 9
  9. 152
  10. 73
  11. 84
  12. 56
  13. 19
  14. 28
  15. 114
  16. 45
  17. 92
  18. 66
  19. 27
  20. 177
  21. 89
  22. 33
  23. 3
  24. 169
  25. 14
  26. 235
  27. 58
  28. 93
  29. 62
  30. 227
  31. 168
  32. 182
  33. 71
  34. 12
  35. 78
  36. 102
  37. 34
  38. 209
  39. 111
  40. 7

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