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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 308 · 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 ₹3, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.78 is 25% of ?
  3. 3.10% of a number is 32. What is the number?
  4. 4.Ishaan spent ₹45, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.80% of a number is 76. What is the number?
  6. 6.52 is 50% of ?
  7. 7.Diya spent ₹57, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.Dev spent ₹291, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  9. 9.75% of a number is 132. What is the number?
  10. 10.50% of a number is 74. What is the number?
  11. 11.Rohan spent ₹20, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.80% of a number is 240. What is the number?
  13. 13.Sara spent ₹30, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.80% of a number is 88. What is the number?
  15. 15.9 is 10% of ?
  16. 16.14 is 20% of ?
  17. 17.Isha spent ₹12, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  18. 18.1 is 5% of ?
  19. 19.114 is 30% of ?
  20. 20.Riya spent ₹36, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.2 is 5% of ?
  22. 22.50% of a number is 35. What is the number?
  23. 23.19 is 25% of ?
  24. 24.50% of a number is 103. What is the number?
  25. 25.102 is 40% of ?
  26. 26.Sara spent ₹9, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.Aarav spent ₹22, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  28. 28.22 is 10% of ?
  29. 29.Rohan spent ₹106, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  30. 30.50% of a number is 146. What is the number?
  31. 31.16 is 40% of ?
  32. 32.54 is 30% of ?
  33. 33.Riya spent ₹63, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  34. 34.Aarav spent ₹25, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.30% of a number is 36. What is the number?
  36. 36.46 is 25% of ?
  37. 37.Meera spent ₹21, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.Rohan spent ₹48, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.20 is 80% of ?
  40. 40.10 is 20% of ?

Answer key

  1. 60
  2. 312
  3. 320
  4. 75
  5. 95
  6. 104
  7. 380
  8. 388
  9. 176
  10. 148
  11. 50
  12. 300
  13. 250
  14. 110
  15. 90
  16. 70
  17. 40
  18. 20
  19. 380
  20. 90
  21. 40
  22. 70
  23. 76
  24. 206
  25. 255
  26. 45
  27. 220
  28. 220
  29. 265
  30. 292
  31. 40
  32. 180
  33. 315
  34. 100
  35. 120
  36. 184
  37. 175
  38. 120
  39. 25
  40. 50

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