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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 769 · 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. 1.30% of a number is 84. What is the number?
  2. 2.50% of a number is 64. What is the number?
  3. 3.Isha spent ₹24, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  4. 4.51 is 60% of ?
  5. 5.5% of a number is 16. What is the number?
  6. 6.140 is 50% of ?
  7. 7.50% of a number is 147. What is the number?
  8. 8.Rohan spent ₹9, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  9. 9.60% of a number is 168. What is the number?
  10. 10.10% of a number is 28. What is the number?
  11. 11.Kabir spent ₹33, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.Meera spent ₹12, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  13. 13.Isha spent ₹12, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.Isha spent ₹87, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.20% of a number is 35. What is the number?
  16. 16.30% of a number is 108. What is the number?
  17. 17.6 is 12% of ?
  18. 18.Anaya spent ₹81, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.Kabir spent ₹59, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.80% of a number is 20. What is the number?
  21. 21.5% of a number is 14. What is the number?
  22. 22.Ishaan spent ₹46, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  23. 23.Rohan spent ₹3, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.25% of a number is 98. What is the number?
  25. 25.Ishaan spent ₹39, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.Rohan spent ₹72, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  27. 27.12% of a number is 36. What is the number?
  28. 28.Sara spent ₹4, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.40% of a number is 18. What is the number?
  30. 30.Riya spent ₹18, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.Dev spent ₹15, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.252 is 80% of ?
  33. 33.71 is 50% of ?
  34. 34.15 is 5% of ?
  35. 35.60 is 60% of ?
  36. 36.70 is 40% of ?
  37. 37.Ishaan spent ₹39, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.Arjun spent ₹6, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  39. 39.Kabir spent ₹138, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.Rohan spent ₹15, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?

Answer key

  1. 280
  2. 128
  3. 80
  4. 85
  5. 320
  6. 280
  7. 294
  8. 15
  9. 280
  10. 280
  11. 275
  12. 15
  13. 120
  14. 116
  15. 175
  16. 360
  17. 50
  18. 108
  19. 295
  20. 25
  21. 280
  22. 92
  23. 25
  24. 392
  25. 65
  26. 90
  27. 300
  28. 40
  29. 45
  30. 36
  31. 125
  32. 315
  33. 142
  34. 300
  35. 100
  36. 175
  37. 390
  38. 120
  39. 276
  40. 50

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