← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 16 · 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.Isha spent ₹222, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  2. 2.Rohan spent ₹30, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.17 is 5% of ?
  4. 4.Aarav spent ₹14, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  5. 5.102 is 40% of ?
  6. 6.50% of a number is 176. What is the number?
  7. 7.50% of a number is 131. What is the number?
  8. 8.60% of a number is 135. What is the number?
  9. 9.10% of a number is 29. What is the number?
  10. 10.75% of a number is 48. What is the number?
  11. 11.174 is 75% of ?
  12. 12.25% of a number is 81. What is the number?
  13. 13.60% of a number is 240. What is the number?
  14. 14.Diya spent ₹8, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.Riya spent ₹15, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.Kabir spent ₹21, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.Isha spent ₹12, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  18. 18.Riya spent ₹90, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  19. 19.20% of a number is 19. What is the number?
  20. 20.10% of a number is 32. What is the number?
  21. 21.10% of a number is 19. What is the number?
  22. 22.80% of a number is 144. What is the number?
  23. 23.Anaya spent ₹15, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.57 is 15% of ?
  25. 25.15 is 5% of ?
  26. 26.40% of a number is 158. What is the number?
  27. 27.Dev spent ₹17, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  28. 28.21 is 15% of ?
  29. 29.156 is 80% of ?
  30. 30.91 is 25% of ?
  31. 31.10% of a number is 26. What is the number?
  32. 32.27 is 15% of ?
  33. 33.Rohan spent ₹116, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  34. 34.36 is 60% of ?
  35. 35.20% of a number is 30. What is the number?
  36. 36.Arjun spent ₹59, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  37. 37.Anaya spent ₹124, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.9 is 12% of ?
  39. 39.200 is 50% of ?
  40. 40.11 is 10% of ?

Answer key

  1. 296
  2. 100
  3. 340
  4. 140
  5. 255
  6. 352
  7. 262
  8. 225
  9. 290
  10. 64
  11. 232
  12. 324
  13. 400
  14. 160
  15. 75
  16. 140
  17. 15
  18. 150
  19. 95
  20. 320
  21. 190
  22. 180
  23. 300
  24. 380
  25. 300
  26. 395
  27. 34
  28. 140
  29. 195
  30. 364
  31. 260
  32. 180
  33. 145
  34. 60
  35. 150
  36. 236
  37. 248
  38. 75
  39. 400
  40. 110

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