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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 60 · 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. 1.99 is 30% of ?
  2. 2.40% of a number is 144. What is the number?
  3. 3.10 is 10% of ?
  4. 4.Meera spent ₹138, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  5. 5.12% of a number is 24. What is the number?
  6. 6.142 is 50% of ?
  7. 7.25% of a number is 68. What is the number?
  8. 8.50% of a number is 94. What is the number?
  9. 9.96 is 25% of ?
  10. 10.20% of a number is 22. What is the number?
  11. 11.Kabir spent ₹140, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.15% of a number is 60. What is the number?
  13. 13.5% of a number is 13. What is the number?
  14. 14.Arjun spent ₹57, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  15. 15.22 is 25% of ?
  16. 16.Sara spent ₹36, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.5% of a number is 19. What is the number?
  18. 18.30% of a number is 81. What is the number?
  19. 19.10% of a number is 25. What is the number?
  20. 20.79 is 25% of ?
  21. 21.Rohan spent ₹13, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  22. 22.20 is 5% of ?
  23. 23.24 is 15% of ?
  24. 24.80% of a number is 12. What is the number?
  25. 25.288 is 75% of ?
  26. 26.8 is 40% of ?
  27. 27.16 is 20% of ?
  28. 28.84 is 40% of ?
  29. 29.24 is 80% of ?
  30. 30.20% of a number is 3. What is the number?
  31. 31.12% of a number is 36. What is the number?
  32. 32.Kabir spent ₹96, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.5 is 10% of ?
  34. 34.94 is 40% of ?
  35. 35.Diya spent ₹240, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.Aarav spent ₹14, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.Meera spent ₹80, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.14 is 25% of ?
  39. 39.Sara spent ₹38, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  40. 40.114 is 50% of ?

Answer key

  1. 330
  2. 360
  3. 100
  4. 230
  5. 200
  6. 284
  7. 272
  8. 188
  9. 384
  10. 110
  11. 350
  12. 400
  13. 260
  14. 380
  15. 88
  16. 300
  17. 380
  18. 270
  19. 250
  20. 316
  21. 130
  22. 400
  23. 160
  24. 15
  25. 384
  26. 20
  27. 80
  28. 210
  29. 30
  30. 15
  31. 300
  32. 384
  33. 50
  34. 235
  35. 320
  36. 35
  37. 320
  38. 56
  39. 95
  40. 228

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