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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 521 · 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. 1.20% of 70 =
  2. 2.1% of 2100 =
  3. 3.20% of 65 =
  4. 4.20% of 425 =
  5. 5.20% of 220 =
  6. 6.50% of 412 =
  7. 7.20% of 395 =
  8. 8.10% of 610 =
  9. 9.20% of 210 =
  10. 10.10% of 260 =
  11. 11.5% of 680 =
  12. 12.25% of 16 =
  13. 13.10% of 30 =
  14. 14.75% of 124 =
  15. 15.25% of 392 =
  16. 16.10% of 470 =
  17. 17.5% of 360 =
  18. 18.5% of 20 =
  19. 19.75% of 140 =
  20. 20.1% of 2900 =
  21. 21.20% of 500 =
  22. 22.10% of 200 =
  23. 23.20% of 185 =
  24. 24.10% of 170 =
  25. 25.1% of 2000 =
  26. 26.20% of 315 =
  27. 27.75% of 84 =
  28. 28.10% of 100 =
  29. 29.20% of 175 =
  30. 30.75% of 228 =
  31. 31.75% of 48 =
  32. 32.20% of 15 =
  33. 33.25% of 168 =
  34. 34.75% of 192 =
  35. 35.50% of 278 =
  36. 36.10% of 390 =
  37. 37.1% of 1400 =
  38. 38.20% of 225 =
  39. 39.1% of 800 =
  40. 40.20% of 480 =

Answer key

  1. 14
  2. 21
  3. 13
  4. 85
  5. 44
  6. 206
  7. 79
  8. 61
  9. 42
  10. 26
  11. 34
  12. 4
  13. 3
  14. 93
  15. 98
  16. 47
  17. 18
  18. 1
  19. 105
  20. 29
  21. 100
  22. 20
  23. 37
  24. 17
  25. 20
  26. 63
  27. 63
  28. 10
  29. 35
  30. 171
  31. 36
  32. 3
  33. 42
  34. 144
  35. 139
  36. 39
  37. 14
  38. 45
  39. 8
  40. 96

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