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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 59 · 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. 1.10% of a number is 30. What is the number?
  2. 2.Ishaan spent ₹123, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.Riya spent ₹11, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.33 is 12% of ?
  5. 5.16 is 5% of ?
  6. 6.20% of a number is 31. What is the number?
  7. 7.Isha spent ₹4, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.Sara spent ₹6, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  9. 9.60% of a number is 63. What is the number?
  10. 10.60% of a number is 96. What is the number?
  11. 11.12 is 15% of ?
  12. 12.10% of a number is 25. What is the number?
  13. 13.5% of a number is 2. What is the number?
  14. 14.38 is 20% of ?
  15. 15.Rohan spent ₹24, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  16. 16.138 is 60% of ?
  17. 17.75% of a number is 177. What is the number?
  18. 18.Isha spent ₹15, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  19. 19.213 is 75% of ?
  20. 20.Kabir spent ₹45, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.30 is 30% of ?
  22. 22.20% of a number is 38. What is the number?
  23. 23.37 is 10% of ?
  24. 24.5% of a number is 12. What is the number?
  25. 25.Anaya spent ₹80, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.Ishaan spent ₹108, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  27. 27.4 is 80% of ?
  28. 28.9 is 12% of ?
  29. 29.Anaya spent ₹90, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.Riya spent ₹80, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.69 is 30% of ?
  32. 32.60% of a number is 159. What is the number?
  33. 33.5 is 5% of ?
  34. 34.Dev spent ₹30, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  35. 35.60% of a number is 177. What is the number?
  36. 36.27 is 15% of ?
  37. 37.20% of a number is 58. What is the number?
  38. 38.160 is 50% of ?
  39. 39.20% of a number is 69. What is the number?
  40. 40.20% of a number is 72. What is the number?

Answer key

  1. 300
  2. 246
  3. 44
  4. 275
  5. 320
  6. 155
  7. 80
  8. 60
  9. 105
  10. 160
  11. 80
  12. 250
  13. 40
  14. 190
  15. 96
  16. 230
  17. 236
  18. 300
  19. 284
  20. 300
  21. 100
  22. 190
  23. 370
  24. 240
  25. 100
  26. 135
  27. 5
  28. 75
  29. 150
  30. 100
  31. 230
  32. 265
  33. 100
  34. 120
  35. 295
  36. 180
  37. 290
  38. 320
  39. 345
  40. 360

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage