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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 608 · 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. 1.117 is 75% of ?
  2. 2.Dev spent ₹12, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.300 is 75% of ?
  4. 4.54 is 60% of ?
  5. 5.Aarav spent ₹45, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  6. 6.5% of a number is 17. What is the number?
  7. 7.Diya spent ₹23, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.Riya spent ₹16, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.50% of a number is 20. What is the number?
  10. 10.29 is 50% of ?
  11. 11.15% of a number is 57. What is the number?
  12. 12.5 is 5% of ?
  13. 13.3 is 15% of ?
  14. 14.30% of a number is 111. What is the number?
  15. 15.106 is 40% of ?
  16. 16.5% of a number is 1. What is the number?
  17. 17.Isha spent ₹15, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  18. 18.Anaya spent ₹31, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.Anaya spent ₹4, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  20. 20.5% of a number is 15. What is the number?
  21. 21.16 is 20% of ?
  22. 22.Ishaan spent ₹48, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  23. 23.60% of a number is 192. What is the number?
  24. 24.20% of a number is 14. What is the number?
  25. 25.Dev spent ₹3, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  26. 26.10% of a number is 7. What is the number?
  27. 27.165 is 75% of ?
  28. 28.Meera spent ₹18, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.80% of a number is 248. What is the number?
  30. 30.21 is 30% of ?
  31. 31.Kabir spent ₹225, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.Aarav spent ₹70, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.12% of a number is 48. What is the number?
  34. 34.50% of a number is 159. What is the number?
  35. 35.39 is 12% of ?
  36. 36.4 is 80% of ?
  37. 37.10% of a number is 5. What is the number?
  38. 38.Isha spent ₹28, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.Rohan spent ₹54, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  40. 40.1 is 5% of ?

Answer key

  1. 156
  2. 40
  3. 400
  4. 90
  5. 375
  6. 340
  7. 230
  8. 80
  9. 40
  10. 58
  11. 380
  12. 100
  13. 20
  14. 370
  15. 265
  16. 20
  17. 75
  18. 310
  19. 40
  20. 300
  21. 80
  22. 400
  23. 320
  24. 70
  25. 60
  26. 70
  27. 220
  28. 120
  29. 310
  30. 70
  31. 300
  32. 280
  33. 400
  34. 318
  35. 325
  36. 5
  37. 50
  38. 112
  39. 135
  40. 20

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