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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 780 · 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.Ishaan spent ₹78, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  2. 2.25% of a number is 11. What is the number?
  3. 3.Riya spent ₹18, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.5% of a number is 15. What is the number?
  5. 5.56 is 80% of ?
  6. 6.39 is 12% of ?
  7. 7.15 is 15% of ?
  8. 8.50% of a number is 7. What is the number?
  9. 9.36 is 20% of ?
  10. 10.10 is 40% of ?
  11. 11.Dev spent ₹17, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.30% of a number is 117. What is the number?
  13. 13.50% of a number is 27. What is the number?
  14. 14.Rohan spent ₹150, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.48 is 12% of ?
  16. 16.Riya spent ₹240, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  17. 17.45 is 15% of ?
  18. 18.67 is 20% of ?
  19. 19.Ishaan spent ₹6, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.Sara spent ₹12, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.43 is 25% of ?
  22. 22.10% of a number is 15. What is the number?
  23. 23.Anaya spent ₹33, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.174 is 75% of ?
  25. 25.20% of a number is 31. What is the number?
  26. 26.Aarav spent ₹79, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.40% of a number is 158. What is the number?
  28. 28.Aarav spent ₹28, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.Kabir spent ₹33, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  30. 30.80% of a number is 192. What is the number?
  31. 31.Dev spent ₹70, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.44 is 25% of ?
  33. 33.36 is 12% of ?
  34. 34.Ishaan spent ₹3, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.5% of a number is 5. What is the number?
  36. 36.1 is 10% of ?
  37. 37.30% of a number is 30. What is the number?
  38. 38.15 is 20% of ?
  39. 39.15% of a number is 15. What is the number?
  40. 40.54 is 15% of ?

Answer key

  1. 104
  2. 44
  3. 30
  4. 300
  5. 70
  6. 325
  7. 100
  8. 14
  9. 180
  10. 25
  11. 170
  12. 390
  13. 54
  14. 250
  15. 400
  16. 320
  17. 300
  18. 335
  19. 30
  20. 48
  21. 172
  22. 150
  23. 330
  24. 232
  25. 155
  26. 316
  27. 395
  28. 70
  29. 275
  30. 240
  31. 350
  32. 176
  33. 300
  34. 20
  35. 100
  36. 10
  37. 100
  38. 75
  39. 100
  40. 360

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