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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 467 · 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. 1.80% of a number is 60. What is the number?
  2. 2.Dev spent ₹47, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.75% of a number is 15. What is the number?
  4. 4.Dev spent ₹104, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.110 is 40% of ?
  6. 6.60% of a number is 93. What is the number?
  7. 7.20% of a number is 49. What is the number?
  8. 8.46 is 20% of ?
  9. 9.Anaya spent ₹30, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  10. 10.17 is 50% of ?
  11. 11.15% of a number is 21. What is the number?
  12. 12.56 is 40% of ?
  13. 13.82 is 40% of ?
  14. 14.Isha spent ₹26, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.40% of a number is 66. What is the number?
  16. 16.75% of a number is 117. What is the number?
  17. 17.25% of a number is 74. What is the number?
  18. 18.Isha spent ₹92, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  19. 19.80% of a number is 280. What is the number?
  20. 20.Anaya spent ₹159, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.228 is 75% of ?
  22. 22.Riya spent ₹93, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.Meera spent ₹76, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  24. 24.3 is 60% of ?
  25. 25.3 is 12% of ?
  26. 26.279 is 75% of ?
  27. 27.13 is 25% of ?
  28. 28.Meera spent ₹26, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.40% of a number is 144. What is the number?
  30. 30.Isha spent ₹37, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.171 is 60% of ?
  32. 32.75% of a number is 243. What is the number?
  33. 33.80% of a number is 124. What is the number?
  34. 34.132 is 60% of ?
  35. 35.30 is 10% of ?
  36. 36.12% of a number is 30. What is the number?
  37. 37.Kabir spent ₹90, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.10 is 10% of ?
  39. 39.18 is 12% of ?
  40. 40.272 is 80% of ?

Answer key

  1. 75
  2. 235
  3. 20
  4. 260
  5. 275
  6. 155
  7. 245
  8. 230
  9. 200
  10. 34
  11. 140
  12. 140
  13. 205
  14. 104
  15. 165
  16. 156
  17. 296
  18. 230
  19. 350
  20. 265
  21. 304
  22. 310
  23. 304
  24. 5
  25. 25
  26. 372
  27. 52
  28. 130
  29. 360
  30. 370
  31. 285
  32. 324
  33. 155
  34. 220
  35. 300
  36. 250
  37. 360
  38. 100
  39. 150
  40. 340

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