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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 590 · 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.Arjun spent ₹45, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.5% of a number is 13. What is the number?
  3. 3.Rohan spent ₹30, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.12% of a number is 30. What is the number?
  5. 5.Anaya spent ₹50, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.5 is 10% of ?
  7. 7.Isha spent ₹15, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.75% of a number is 210. What is the number?
  9. 9.49 is 20% of ?
  10. 10.12% of a number is 42. What is the number?
  11. 11.34 is 10% of ?
  12. 12.5% of a number is 16. What is the number?
  13. 13.Meera spent ₹126, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.24 is 10% of ?
  15. 15.20% of a number is 67. What is the number?
  16. 16.10% of a number is 32. What is the number?
  17. 17.Riya spent ₹24, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.50% of a number is 25. What is the number?
  19. 19.Isha spent ₹3, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.Anaya spent ₹96, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.75% of a number is 213. What is the number?
  22. 22.Aarav spent ₹45, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.16 is 40% of ?
  24. 24.Dev spent ₹68, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.75% of a number is 3. What is the number?
  26. 26.40% of a number is 94. What is the number?
  27. 27.10% of a number is 5. What is the number?
  28. 28.198 is 75% of ?
  29. 29.Isha spent ₹51, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.80% of a number is 188. What is the number?
  31. 31.52 is 50% of ?
  32. 32.Isha spent ₹72, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.Ishaan spent ₹219, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.Arjun spent ₹106, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.Arjun spent ₹27, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  36. 36.Arjun spent ₹78, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  37. 37.60% of a number is 90. What is the number?
  38. 38.Rohan spent ₹42, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.180 is 50% of ?
  40. 40.40% of a number is 104. What is the number?

Answer key

  1. 375
  2. 260
  3. 100
  4. 250
  5. 200
  6. 50
  7. 25
  8. 280
  9. 245
  10. 350
  11. 340
  12. 320
  13. 210
  14. 240
  15. 335
  16. 320
  17. 40
  18. 50
  19. 4
  20. 320
  21. 284
  22. 375
  23. 40
  24. 85
  25. 4
  26. 235
  27. 50
  28. 264
  29. 170
  30. 235
  31. 104
  32. 144
  33. 292
  34. 265
  35. 225
  36. 156
  37. 150
  38. 105
  39. 360
  40. 260

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