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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 221 · 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.Riya spent ₹26, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.102 is 30% of ?
  3. 3.10% of a number is 1. What is the number?
  4. 4.Aarav spent ₹20, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  5. 5.14 is 5% of ?
  6. 6.75% of a number is 159. What is the number?
  7. 7.40% of a number is 18. What is the number?
  8. 8.Kabir spent ₹13, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.25% of a number is 62. What is the number?
  10. 10.100 is 50% of ?
  11. 11.80% of a number is 8. What is the number?
  12. 12.Anaya spent ₹7, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  13. 13.84 is 40% of ?
  14. 14.18 is 10% of ?
  15. 15.220 is 80% of ?
  16. 16.10% of a number is 3. What is the number?
  17. 17.Rohan spent ₹162, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.30% of a number is 6. What is the number?
  19. 19.87 is 60% of ?
  20. 20.Isha spent ₹65, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  21. 21.Aarav spent ₹39, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.Sara spent ₹122, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.3 is 15% of ?
  24. 24.40% of a number is 34. What is the number?
  25. 25.20% of a number is 63. What is the number?
  26. 26.40% of a number is 160. What is the number?
  27. 27.80% of a number is 16. What is the number?
  28. 28.20% of a number is 7. What is the number?
  29. 29.42 is 20% of ?
  30. 30.Dev spent ₹21, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.Dev spent ₹12, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.Rohan spent ₹18, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.Meera spent ₹1, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  34. 34.114 is 40% of ?
  35. 35.20% of a number is 26. What is the number?
  36. 36.4 is 20% of ?
  37. 37.Sara spent ₹82, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  38. 38.9 is 20% of ?
  39. 39.10% of a number is 7. What is the number?
  40. 40.60 is 15% of ?

Answer key

  1. 260
  2. 340
  3. 10
  4. 400
  5. 280
  6. 212
  7. 45
  8. 260
  9. 248
  10. 200
  11. 10
  12. 140
  13. 210
  14. 180
  15. 275
  16. 30
  17. 270
  18. 20
  19. 145
  20. 260
  21. 156
  22. 305
  23. 20
  24. 85
  25. 315
  26. 400
  27. 20
  28. 35
  29. 210
  30. 175
  31. 40
  32. 72
  33. 20
  34. 285
  35. 130
  36. 20
  37. 328
  38. 45
  39. 70
  40. 400

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