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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 433 · 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. 1.25% of 268 =
  2. 2.50% of 316 =
  3. 3.25% of 208 =
  4. 4.50% of 476 =
  5. 5.10% of 180 =
  6. 6.5% of 420 =
  7. 7.1% of 1400 =
  8. 8.75% of 28 =
  9. 9.10% of 570 =
  10. 10.10% of 20 =
  11. 11.50% of 426 =
  12. 12.50% of 76 =
  13. 13.50% of 122 =
  14. 14.20% of 470 =
  15. 15.20% of 390 =
  16. 16.20% of 295 =
  17. 17.20% of 210 =
  18. 18.1% of 200 =
  19. 19.50% of 482 =
  20. 20.10% of 840 =
  21. 21.1% of 1800 =
  22. 22.20% of 185 =
  23. 23.75% of 188 =
  24. 24.10% of 190 =
  25. 25.50% of 44 =
  26. 26.5% of 540 =
  27. 27.75% of 88 =
  28. 28.5% of 620 =
  29. 29.25% of 24 =
  30. 30.50% of 146 =
  31. 31.75% of 72 =
  32. 32.20% of 255 =
  33. 33.25% of 88 =
  34. 34.50% of 382 =
  35. 35.50% of 478 =
  36. 36.5% of 500 =
  37. 37.50% of 74 =
  38. 38.5% of 120 =
  39. 39.10% of 330 =
  40. 40.20% of 130 =

Answer key

  1. 67
  2. 158
  3. 52
  4. 238
  5. 18
  6. 21
  7. 14
  8. 21
  9. 57
  10. 2
  11. 213
  12. 38
  13. 61
  14. 94
  15. 78
  16. 59
  17. 42
  18. 2
  19. 241
  20. 84
  21. 18
  22. 37
  23. 141
  24. 19
  25. 22
  26. 27
  27. 66
  28. 31
  29. 6
  30. 73
  31. 54
  32. 51
  33. 22
  34. 191
  35. 239
  36. 25
  37. 37
  38. 6
  39. 33
  40. 26

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