← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 418 · 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. 1.6 is 20% of ?
  2. 2.60 is 60% of ?
  3. 3.108 is 80% of ?
  4. 4.Isha spent ₹26, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  5. 5.12% of a number is 9. What is the number?
  6. 6.Aarav spent ₹276, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  7. 7.Kabir spent ₹134, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  8. 8.30% of a number is 12. What is the number?
  9. 9.33 is 15% of ?
  10. 10.3 is 12% of ?
  11. 11.12% of a number is 21. What is the number?
  12. 12.78 is 40% of ?
  13. 13.50% of a number is 95. What is the number?
  14. 14.50% of a number is 94. What is the number?
  15. 15.80% of a number is 40. What is the number?
  16. 16.Rohan spent ₹81, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  17. 17.75% of a number is 210. What is the number?
  18. 18.33 is 20% of ?
  19. 19.60% of a number is 192. What is the number?
  20. 20.Arjun spent ₹21, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.Aarav spent ₹12, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.Riya spent ₹72, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.24 is 75% of ?
  24. 24.Riya spent ₹36, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.40% of a number is 124. What is the number?
  26. 26.66 is 50% of ?
  27. 27.Meera spent ₹116, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  28. 28.30% of a number is 33. What is the number?
  29. 29.Ishaan spent ₹48, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.Diya spent ₹48, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  31. 31.12 is 12% of ?
  32. 32.Kabir spent ₹9, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.140 is 80% of ?
  34. 34.80% of a number is 72. What is the number?
  35. 35.87 is 75% of ?
  36. 36.40% of a number is 20. What is the number?
  37. 37.52 is 25% of ?
  38. 38.Isha spent ₹45, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.Dev spent ₹18, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.40% of a number is 84. What is the number?

Answer key

  1. 30
  2. 100
  3. 135
  4. 104
  5. 75
  6. 368
  7. 268
  8. 40
  9. 220
  10. 25
  11. 175
  12. 195
  13. 190
  14. 188
  15. 50
  16. 270
  17. 280
  18. 165
  19. 320
  20. 210
  21. 30
  22. 288
  23. 32
  24. 360
  25. 310
  26. 132
  27. 290
  28. 110
  29. 400
  30. 400
  31. 100
  32. 45
  33. 175
  34. 90
  35. 116
  36. 50
  37. 208
  38. 150
  39. 180
  40. 210

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