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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 848 · 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. 1.30% of a number is 54. What is the number?
  2. 2.5% of a number is 18. What is the number?
  3. 3.25% of a number is 90. What is the number?
  4. 4.50% of a number is 111. What is the number?
  5. 5.Riya spent ₹165, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.120 is 30% of ?
  7. 7.Diya spent ₹186, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.10% of a number is 37. What is the number?
  9. 9.60% of a number is 174. What is the number?
  10. 10.40% of a number is 160. What is the number?
  11. 11.Riya spent ₹40, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.80% of a number is 52. What is the number?
  13. 13.300 is 75% of ?
  14. 14.60% of a number is 30. What is the number?
  15. 15.80% of a number is 224. What is the number?
  16. 16.Sara spent ₹27, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.80% of a number is 216. What is the number?
  18. 18.Sara spent ₹48, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.50% of a number is 46. What is the number?
  20. 20.50% of a number is 197. What is the number?
  21. 21.80% of a number is 184. What is the number?
  22. 22.80% of a number is 64. What is the number?
  23. 23.Dev spent ₹1, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  24. 24.Rohan spent ₹138, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.75% of a number is 279. What is the number?
  26. 26.113 is 50% of ?
  27. 27.80% of a number is 132. What is the number?
  28. 28.195 is 60% of ?
  29. 29.Riya spent ₹24, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  30. 30.25 is 10% of ?
  31. 31.Dev spent ₹76, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.60% of a number is 135. What is the number?
  33. 33.19 is 25% of ?
  34. 34.Isha spent ₹38, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  35. 35.Kabir spent ₹12, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.6 is 20% of ?
  37. 37.20% of a number is 80. What is the number?
  38. 38.21 is 15% of ?
  39. 39.Kabir spent ₹48, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.12% of a number is 33. What is the number?

Answer key

  1. 180
  2. 360
  3. 360
  4. 222
  5. 275
  6. 400
  7. 248
  8. 370
  9. 290
  10. 400
  11. 400
  12. 65
  13. 400
  14. 50
  15. 280
  16. 225
  17. 270
  18. 240
  19. 92
  20. 394
  21. 230
  22. 80
  23. 20
  24. 230
  25. 372
  26. 226
  27. 165
  28. 325
  29. 200
  30. 250
  31. 304
  32. 225
  33. 76
  34. 190
  35. 240
  36. 30
  37. 400
  38. 140
  39. 192
  40. 275

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