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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 858 · 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.

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  1. 1.Rohan spent ₹174, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.50% of a number is 13. What is the number?
  3. 3.15% of a number is 6. What is the number?
  4. 4.Meera spent ₹50, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  5. 5.20% of a number is 80. What is the number?
  6. 6.Dev spent ₹55, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.94 is 25% of ?
  8. 8.Ishaan spent ₹17, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  9. 9.5 is 5% of ?
  10. 10.Sara spent ₹5, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  11. 11.12% of a number is 42. What is the number?
  12. 12.104 is 80% of ?
  13. 13.102 is 30% of ?
  14. 14.Meera spent ₹15, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  15. 15.Ishaan spent ₹132, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  16. 16.26 is 10% of ?
  17. 17.76 is 40% of ?
  18. 18.Sara spent ₹57, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.Isha spent ₹39, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.Kabir spent ₹1, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.40% of a number is 42. What is the number?
  22. 22.140 is 40% of ?
  23. 23.Sara spent ₹87, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  24. 24.Dev spent ₹147, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.Diya spent ₹26, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  26. 26.Riya spent ₹117, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.40% of a number is 104. What is the number?
  28. 28.192 is 80% of ?
  29. 29.Arjun spent ₹16, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  30. 30.30 is 20% of ?
  31. 31.195 is 50% of ?
  32. 32.Kabir spent ₹112, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.Ishaan spent ₹4, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.Meera spent ₹39, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.Isha spent ₹6, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.219 is 60% of ?
  37. 37.Arjun spent ₹154, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  38. 38.Diya spent ₹19, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Isha spent ₹17, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.8 is 10% of ?

Answer key

  1. 348
  2. 26
  3. 40
  4. 250
  5. 400
  6. 275
  7. 376
  8. 170
  9. 100
  10. 50
  11. 350
  12. 130
  13. 340
  14. 50
  15. 220
  16. 260
  17. 190
  18. 95
  19. 130
  20. 20
  21. 105
  22. 350
  23. 145
  24. 245
  25. 130
  26. 390
  27. 260
  28. 240
  29. 80
  30. 150
  31. 390
  32. 280
  33. 80
  34. 130
  35. 60
  36. 365
  37. 308
  38. 95
  39. 68
  40. 80

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