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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 113 · 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. 1.18 is 15% of ?
  2. 2.Arjun spent ₹316, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  3. 3.60% of a number is 156. What is the number?
  4. 4.Sara spent ₹17, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  5. 5.52 is 50% of ?
  6. 6.78 is 25% of ?
  7. 7.Diya spent ₹57, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.Kabir spent ₹38, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.60% of a number is 129. What is the number?
  10. 10.189 is 60% of ?
  11. 11.45 is 12% of ?
  12. 12.Riya spent ₹93, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.Riya spent ₹31, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.15% of a number is 21. What is the number?
  15. 15.75% of a number is 279. What is the number?
  16. 16.Sara spent ₹65, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.Anaya spent ₹76, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.120 is 60% of ?
  19. 19.Arjun spent ₹195, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  20. 20.20% of a number is 15. What is the number?
  21. 21.Isha spent ₹5, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  22. 22.19 is 10% of ?
  23. 23.50% of a number is 26. What is the number?
  24. 24.Rohan spent ₹63, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.40% of a number is 72. What is the number?
  26. 26.20% of a number is 25. What is the number?
  27. 27.1 is 25% of ?
  28. 28.Sara spent ₹106, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.80% of a number is 16. What is the number?
  30. 30.9 is 30% of ?
  31. 31.75% of a number is 102. What is the number?
  32. 32.12 is 12% of ?
  33. 33.Dev spent ₹98, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.Meera spent ₹6, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.75% of a number is 9. What is the number?
  36. 36.66 is 25% of ?
  37. 37.10% of a number is 6. What is the number?
  38. 38.Isha spent ₹12, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.60% of a number is 219. What is the number?
  40. 40.195 is 75% of ?

Answer key

  1. 120
  2. 395
  3. 260
  4. 170
  5. 104
  6. 312
  7. 190
  8. 95
  9. 215
  10. 315
  11. 375
  12. 372
  13. 310
  14. 140
  15. 372
  16. 260
  17. 190
  18. 200
  19. 325
  20. 75
  21. 100
  22. 190
  23. 52
  24. 210
  25. 180
  26. 125
  27. 4
  28. 265
  29. 20
  30. 30
  31. 136
  32. 100
  33. 245
  34. 40
  35. 12
  36. 264
  37. 60
  38. 40
  39. 365
  40. 260

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