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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 30 · 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 ₹18, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.Rohan spent ₹21, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.40% of a number is 144. What is the number?
  4. 4.Anaya spent ₹110, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  5. 5.135 is 75% of ?
  6. 6.Dev spent ₹36, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.5% of a number is 8. What is the number?
  8. 8.Anaya spent ₹18, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.Ishaan spent ₹1, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  10. 10.15% of a number is 6. What is the number?
  11. 11.24 is 15% of ?
  12. 12.40% of a number is 18. What is the number?
  13. 13.15% of a number is 21. What is the number?
  14. 14.Ishaan spent ₹16, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  15. 15.Sara spent ₹70, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  16. 16.Kabir spent ₹45, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.Diya spent ₹15, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  18. 18.40% of a number is 34. What is the number?
  19. 19.Meera spent ₹32, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.10% of a number is 1. What is the number?
  21. 21.92 is 50% of ?
  22. 22.40% of a number is 122. What is the number?
  23. 23.Arjun spent ₹3, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  24. 24.Ishaan spent ₹304, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.15 is 5% of ?
  26. 26.Meera spent ₹9, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  27. 27.27 is 10% of ?
  28. 28.Riya spent ₹9, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  29. 29.Ishaan spent ₹24, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.25% of a number is 22. What is the number?
  31. 31.156 is 50% of ?
  32. 32.1 is 10% of ?
  33. 33.75% of a number is 288. What is the number?
  34. 34.Riya spent ₹80, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  35. 35.34 is 25% of ?
  36. 36.15% of a number is 36. What is the number?
  37. 37.Anaya spent ₹20, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.11 is 5% of ?
  39. 39.30 is 50% of ?
  40. 40.114 is 75% of ?

Answer key

  1. 60
  2. 105
  3. 360
  4. 275
  5. 180
  6. 144
  7. 160
  8. 72
  9. 2
  10. 40
  11. 160
  12. 45
  13. 140
  14. 40
  15. 280
  16. 375
  17. 125
  18. 85
  19. 320
  20. 10
  21. 184
  22. 305
  23. 4
  24. 380
  25. 300
  26. 90
  27. 270
  28. 90
  29. 60
  30. 88
  31. 312
  32. 10
  33. 384
  34. 200
  35. 136
  36. 240
  37. 40
  38. 220
  39. 60
  40. 152

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