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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 149 · 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 ₹1, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.Meera spent ₹24, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  3. 3.40% of a number is 112. What is the number?
  4. 4.33 is 15% of ?
  5. 5.75% of a number is 9. What is the number?
  6. 6.Ishaan spent ₹276, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  7. 7.75% of a number is 123. What is the number?
  8. 8.2 is 25% of ?
  9. 9.108 is 75% of ?
  10. 10.60% of a number is 114. What is the number?
  11. 11.50% of a number is 134. What is the number?
  12. 12.20% of a number is 9. What is the number?
  13. 13.42 is 30% of ?
  14. 14.Dev spent ₹41, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  15. 15.10% of a number is 16. What is the number?
  16. 16.75% of a number is 264. What is the number?
  17. 17.25% of a number is 88. What is the number?
  18. 18.50% of a number is 137. What is the number?
  19. 19.80% of a number is 72. What is the number?
  20. 20.42 is 60% of ?
  21. 21.Aarav spent ₹12, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.46 is 20% of ?
  23. 23.Kabir spent ₹2, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  24. 24.Meera spent ₹81, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  25. 25.15% of a number is 36. What is the number?
  26. 26.2 is 5% of ?
  27. 27.6 is 5% of ?
  28. 28.25 is 10% of ?
  29. 29.24 is 12% of ?
  30. 30.30% of a number is 69. What is the number?
  31. 31.Anaya spent ₹3, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  32. 32.4 is 10% of ?
  33. 33.152 is 40% of ?
  34. 34.Ishaan spent ₹33, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Isha spent ₹114, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.162 is 60% of ?
  37. 37.Anaya spent ₹48, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.Isha spent ₹56, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.40% of a number is 36. What is the number?
  40. 40.Ishaan spent ₹168, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?

Answer key

  1. 5
  2. 160
  3. 280
  4. 220
  5. 12
  6. 345
  7. 164
  8. 8
  9. 144
  10. 190
  11. 268
  12. 45
  13. 140
  14. 205
  15. 160
  16. 352
  17. 352
  18. 274
  19. 90
  20. 70
  21. 80
  22. 230
  23. 8
  24. 270
  25. 240
  26. 40
  27. 120
  28. 250
  29. 200
  30. 230
  31. 10
  32. 40
  33. 380
  34. 110
  35. 380
  36. 270
  37. 80
  38. 140
  39. 90
  40. 210

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