← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 599 · 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.Meera spent ₹39, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.25% of a number is 57. What is the number?
  3. 3.57 is 60% of ?
  4. 4.10 is 20% of ?
  5. 5.6 is 30% of ?
  6. 6.12% of a number is 3. What is the number?
  7. 7.50% of a number is 55. What is the number?
  8. 8.25% of a number is 8. What is the number?
  9. 9.Sara spent ₹174, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  10. 10.42 is 20% of ?
  11. 11.Riya spent ₹15, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.75% of a number is 78. What is the number?
  13. 13.27 is 10% of ?
  14. 14.15% of a number is 45. What is the number?
  15. 15.Anaya spent ₹79, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.50% of a number is 34. What is the number?
  17. 17.76 is 25% of ?
  18. 18.Arjun spent ₹248, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  19. 19.10% of a number is 9. What is the number?
  20. 20.Arjun spent ₹171, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.5% of a number is 19. What is the number?
  22. 22.50% of a number is 183. What is the number?
  23. 23.Isha spent ₹39, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.Arjun spent ₹125, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  25. 25.40% of a number is 128. What is the number?
  26. 26.5% of a number is 12. What is the number?
  27. 27.6 is 12% of ?
  28. 28.15% of a number is 57. What is the number?
  29. 29.114 is 30% of ?
  30. 30.15 is 5% of ?
  31. 31.3 is 15% of ?
  32. 32.5% of a number is 9. What is the number?
  33. 33.40% of a number is 86. What is the number?
  34. 34.Ishaan spent ₹15, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Isha spent ₹35, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.71 is 50% of ?
  37. 37.54 is 40% of ?
  38. 38.Ishaan spent ₹48, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.60% of a number is 111. What is the number?
  40. 40.80% of a number is 240. What is the number?

Answer key

  1. 325
  2. 228
  3. 95
  4. 50
  5. 20
  6. 25
  7. 110
  8. 32
  9. 232
  10. 210
  11. 150
  12. 104
  13. 270
  14. 300
  15. 316
  16. 68
  17. 304
  18. 310
  19. 90
  20. 342
  21. 380
  22. 366
  23. 130
  24. 250
  25. 320
  26. 240
  27. 50
  28. 380
  29. 380
  30. 300
  31. 20
  32. 180
  33. 215
  34. 125
  35. 350
  36. 142
  37. 135
  38. 60
  39. 185
  40. 300

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