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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 589 · 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. 1.6 is 15% of ?
  2. 2.18 is 50% of ?
  3. 3.Rohan spent ₹8, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.Diya spent ₹14, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.Sara spent ₹15, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.Arjun spent ₹37, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.20% of a number is 22. What is the number?
  8. 8.16 is 5% of ?
  9. 9.15% of a number is 24. What is the number?
  10. 10.115 is 50% of ?
  11. 11.Ishaan spent ₹51, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  12. 12.Aarav spent ₹30, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  13. 13.12% of a number is 42. What is the number?
  14. 14.90 is 50% of ?
  15. 15.44 is 40% of ?
  16. 16.29 is 10% of ?
  17. 17.Ishaan spent ₹264, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.Arjun spent ₹43, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  19. 19.Aarav spent ₹141, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.12% of a number is 9. What is the number?
  21. 21.Dev spent ₹72, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  22. 22.30% of a number is 87. What is the number?
  23. 23.40 is 25% of ?
  24. 24.147 is 60% of ?
  25. 25.10% of a number is 30. What is the number?
  26. 26.Kabir spent ₹140, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.64 is 25% of ?
  28. 28.Kabir spent ₹6, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  29. 29.25% of a number is 97. What is the number?
  30. 30.Riya spent ₹12, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.63 is 30% of ?
  32. 32.Ishaan spent ₹24, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  33. 33.50% of a number is 17. What is the number?
  34. 34.Isha spent ₹288, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  35. 35.75% of a number is 291. What is the number?
  36. 36.50% of a number is 114. What is the number?
  37. 37.10% of a number is 22. What is the number?
  38. 38.60% of a number is 78. What is the number?
  39. 39.Diya spent ₹171, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  40. 40.25% of a number is 34. What is the number?

Answer key

  1. 40
  2. 36
  3. 10
  4. 70
  5. 300
  6. 185
  7. 110
  8. 320
  9. 160
  10. 230
  11. 204
  12. 150
  13. 350
  14. 180
  15. 110
  16. 290
  17. 352
  18. 215
  19. 188
  20. 75
  21. 240
  22. 290
  23. 160
  24. 245
  25. 300
  26. 280
  27. 256
  28. 20
  29. 388
  30. 80
  31. 210
  32. 160
  33. 34
  34. 384
  35. 388
  36. 228
  37. 220
  38. 130
  39. 342
  40. 136

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