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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 478 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.Meera spent ₹6, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.16 is 20% of ?
  3. 3.12 is 30% of ?
  4. 4.14 is 20% of ?
  5. 5.Anaya spent ₹41, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.141 is 50% of ?
  7. 7.12% of a number is 27. What is the number?
  8. 8.Diya spent ₹106, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  9. 9.12% of a number is 48. What is the number?
  10. 10.Diya spent ₹87, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.Isha spent ₹46, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.207 is 60% of ?
  13. 13.Kabir spent ₹15, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  14. 14.14 is 10% of ?
  15. 15.219 is 75% of ?
  16. 16.20% of a number is 60. What is the number?
  17. 17.10% of a number is 10. What is the number?
  18. 18.Anaya spent ₹13, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.18 is 12% of ?
  20. 20.Riya spent ₹63, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.15% of a number is 54. What is the number?
  22. 22.Meera spent ₹14, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  23. 23.Dev spent ₹57, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  24. 24.Aarav spent ₹64, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  25. 25.12% of a number is 42. What is the number?
  26. 26.Riya spent ₹78, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.Meera spent ₹268, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  28. 28.236 is 80% of ?
  29. 29.60% of a number is 180. What is the number?
  30. 30.Ishaan spent ₹129, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.20% of a number is 14. What is the number?
  32. 32.Arjun spent ₹6, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  33. 33.80% of a number is 88. What is the number?
  34. 34.5% of a number is 20. What is the number?
  35. 35.30 is 50% of ?
  36. 36.50% of a number is 156. What is the number?
  37. 37.12% of a number is 6. What is the number?
  38. 38.Riya spent ₹12, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  39. 39.10% of a number is 19. What is the number?
  40. 40.52 is 80% of ?

Answer key

  1. 120
  2. 80
  3. 40
  4. 70
  5. 205
  6. 282
  7. 225
  8. 265
  9. 400
  10. 116
  11. 115
  12. 345
  13. 125
  14. 140
  15. 292
  16. 300
  17. 100
  18. 260
  19. 150
  20. 315
  21. 360
  22. 70
  23. 190
  24. 128
  25. 350
  26. 260
  27. 335
  28. 295
  29. 300
  30. 258
  31. 70
  32. 50
  33. 110
  34. 400
  35. 60
  36. 312
  37. 50
  38. 80
  39. 190
  40. 65

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