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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 921 · 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.Sara spent ₹30, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  2. 2.Anaya spent ₹213, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  3. 3.Dev spent ₹146, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.Ishaan spent ₹45, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.15 is 12% of ?
  6. 6.Arjun spent ₹5, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.24 is 20% of ?
  8. 8.Aarav spent ₹6, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.5% of a number is 9. What is the number?
  10. 10.30% of a number is 18. What is the number?
  11. 11.15% of a number is 15. What is the number?
  12. 12.Ishaan spent ₹31, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  13. 13.12% of a number is 9. What is the number?
  14. 14.96 is 25% of ?
  15. 15.40% of a number is 122. What is the number?
  16. 16.Ishaan spent ₹28, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.39 is 10% of ?
  18. 18.25% of a number is 26. What is the number?
  19. 19.Ishaan spent ₹279, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.Kabir spent ₹36, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.228 is 75% of ?
  22. 22.Diya spent ₹16, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  23. 23.143 is 50% of ?
  24. 24.Diya spent ₹90, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.3 is 75% of ?
  26. 26.2 is 25% of ?
  27. 27.25% of a number is 83. What is the number?
  28. 28.10% of a number is 4. What is the number?
  29. 29.216 is 80% of ?
  30. 30.25% of a number is 4. What is the number?
  31. 31.Meera spent ₹17, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  32. 32.82 is 25% of ?
  33. 33.72 is 80% of ?
  34. 34.Arjun spent ₹19, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.Dev spent ₹64, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  36. 36.18 is 15% of ?
  37. 37.Riya spent ₹237, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.5% of a number is 2. What is the number?
  39. 39.Diya spent ₹23, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  40. 40.42 is 75% of ?

Answer key

  1. 250
  2. 284
  3. 292
  4. 300
  5. 125
  6. 25
  7. 120
  8. 8
  9. 180
  10. 60
  11. 100
  12. 310
  13. 75
  14. 384
  15. 305
  16. 280
  17. 390
  18. 104
  19. 372
  20. 120
  21. 304
  22. 320
  23. 286
  24. 150
  25. 4
  26. 8
  27. 332
  28. 40
  29. 270
  30. 16
  31. 85
  32. 328
  33. 90
  34. 76
  35. 320
  36. 120
  37. 316
  38. 40
  39. 115
  40. 56

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