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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 233 · 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. 1.10% of a number is 26. What is the number?
  2. 2.12% of a number is 36. What is the number?
  3. 3.62 is 20% of ?
  4. 4.40% of a number is 120. What is the number?
  5. 5.96 is 30% of ?
  6. 6.114 is 40% of ?
  7. 7.36 is 15% of ?
  8. 8.17 is 5% of ?
  9. 9.Kabir spent ₹282, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  10. 10.Dev spent ₹57, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  11. 11.75% of a number is 3. What is the number?
  12. 12.50% of a number is 98. What is the number?
  13. 13.Dev spent ₹264, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.Arjun spent ₹159, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  15. 15.25% of a number is 100. What is the number?
  16. 16.50% of a number is 195. What is the number?
  17. 17.Rohan spent ₹225, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.72 is 30% of ?
  19. 19.Meera spent ₹124, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.156 is 50% of ?
  21. 21.25% of a number is 74. What is the number?
  22. 22.117 is 30% of ?
  23. 23.Diya spent ₹34, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.Dev spent ₹108, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.Aarav spent ₹9, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  26. 26.Anaya spent ₹1, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  27. 27.Meera spent ₹48, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  28. 28.15% of a number is 33. What is the number?
  29. 29.56 is 50% of ?
  30. 30.Diya spent ₹3, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  31. 31.50% of a number is 62. What is the number?
  32. 32.36 is 80% of ?
  33. 33.75% of a number is 243. What is the number?
  34. 34.256 is 80% of ?
  35. 35.60% of a number is 135. What is the number?
  36. 36.24 is 30% of ?
  37. 37.10% of a number is 36. What is the number?
  38. 38.50% of a number is 76. What is the number?
  39. 39.80% of a number is 8. What is the number?
  40. 40.15% of a number is 24. What is the number?

Answer key

  1. 260
  2. 300
  3. 310
  4. 300
  5. 320
  6. 285
  7. 240
  8. 340
  9. 376
  10. 190
  11. 4
  12. 196
  13. 352
  14. 318
  15. 400
  16. 390
  17. 300
  18. 240
  19. 310
  20. 312
  21. 296
  22. 390
  23. 340
  24. 180
  25. 180
  26. 5
  27. 400
  28. 220
  29. 112
  30. 25
  31. 124
  32. 45
  33. 324
  34. 320
  35. 225
  36. 80
  37. 360
  38. 152
  39. 10
  40. 160

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