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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 369 · 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. 1.50% of 218 =
  2. 2.10% of 250 =
  3. 3.75% of 16 =
  4. 4.50% of 310 =
  5. 5.50% of 416 =
  6. 6.10% of 370 =
  7. 7.50% of 204 =
  8. 8.20% of 50 =
  9. 9.5% of 720 =
  10. 10.5% of 380 =
  11. 11.75% of 148 =
  12. 12.5% of 700 =
  13. 13.25% of 236 =
  14. 14.10% of 140 =
  15. 15.10% of 490 =
  16. 16.50% of 36 =
  17. 17.75% of 156 =
  18. 18.50% of 74 =
  19. 19.50% of 34 =
  20. 20.75% of 132 =
  21. 21.1% of 2400 =
  22. 22.10% of 690 =
  23. 23.50% of 316 =
  24. 24.75% of 152 =
  25. 25.50% of 32 =
  26. 26.75% of 52 =
  27. 27.5% of 300 =
  28. 28.5% of 160 =
  29. 29.5% of 640 =
  30. 30.25% of 396 =
  31. 31.1% of 300 =
  32. 32.25% of 256 =
  33. 33.20% of 495 =
  34. 34.20% of 450 =
  35. 35.50% of 232 =
  36. 36.50% of 184 =
  37. 37.5% of 480 =
  38. 38.25% of 124 =
  39. 39.25% of 332 =
  40. 40.20% of 225 =

Answer key

  1. 109
  2. 25
  3. 12
  4. 155
  5. 208
  6. 37
  7. 102
  8. 10
  9. 36
  10. 19
  11. 111
  12. 35
  13. 59
  14. 14
  15. 49
  16. 18
  17. 117
  18. 37
  19. 17
  20. 99
  21. 24
  22. 69
  23. 158
  24. 114
  25. 16
  26. 39
  27. 15
  28. 8
  29. 32
  30. 99
  31. 3
  32. 64
  33. 99
  34. 90
  35. 116
  36. 92
  37. 24
  38. 31
  39. 83
  40. 45

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