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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 87 · 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. 1.42 is 75% of ?
  2. 2.187 is 50% of ?
  3. 3.10% of a number is 8. What is the number?
  4. 4.15% of a number is 48. What is the number?
  5. 5.40% of a number is 92. What is the number?
  6. 6.30% of a number is 69. What is the number?
  7. 7.30 is 30% of ?
  8. 8.Diya spent ₹16, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  9. 9.40% of a number is 102. What is the number?
  10. 10.85 is 25% of ?
  11. 11.Aarav spent ₹20, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.40% of a number is 64. What is the number?
  13. 13.Isha spent ₹276, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.51 is 30% of ?
  15. 15.50% of a number is 118. What is the number?
  16. 16.Isha spent ₹1, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  17. 17.Riya spent ₹60, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.60% of a number is 69. What is the number?
  19. 19.83 is 25% of ?
  20. 20.20% of a number is 25. What is the number?
  21. 21.50% of a number is 110. What is the number?
  22. 22.40% of a number is 26. What is the number?
  23. 23.45 is 15% of ?
  24. 24.10% of a number is 9. What is the number?
  25. 25.68 is 40% of ?
  26. 26.Kabir spent ₹6, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.13 is 5% of ?
  28. 28.61 is 25% of ?
  29. 29.Meera spent ₹21, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  30. 30.Sara spent ₹84, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  31. 31.80% of a number is 72. What is the number?
  32. 32.Anaya spent ₹29, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  33. 33.80% of a number is 232. What is the number?
  34. 34.Meera spent ₹100, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.Riya spent ₹72, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.50% of a number is 188. What is the number?
  37. 37.177 is 75% of ?
  38. 38.20% of a number is 21. What is the number?
  39. 39.75% of a number is 54. What is the number?
  40. 40.60 is 40% of ?

Answer key

  1. 56
  2. 374
  3. 80
  4. 320
  5. 230
  6. 230
  7. 100
  8. 320
  9. 255
  10. 340
  11. 100
  12. 160
  13. 368
  14. 170
  15. 236
  16. 5
  17. 100
  18. 115
  19. 332
  20. 125
  21. 220
  22. 65
  23. 300
  24. 90
  25. 170
  26. 120
  27. 260
  28. 244
  29. 175
  30. 280
  31. 90
  32. 290
  33. 290
  34. 250
  35. 288
  36. 376
  37. 236
  38. 105
  39. 72
  40. 150

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