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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 189 · 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. 1.160 is 40% of ?
  2. 2.128 is 50% of ?
  3. 3.66 is 30% of ?
  4. 4.14 is 40% of ?
  5. 5.20% of a number is 44. What is the number?
  6. 6.50% of a number is 137. What is the number?
  7. 7.Sara spent ₹17, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  8. 8.15% of a number is 51. What is the number?
  9. 9.297 is 75% of ?
  10. 10.75% of a number is 246. What is the number?
  11. 11.50% of a number is 46. What is the number?
  12. 12.60% of a number is 15. What is the number?
  13. 13.25% of a number is 88. What is the number?
  14. 14.60% of a number is 198. What is the number?
  15. 15.Diya spent ₹15, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  16. 16.75 is 30% of ?
  17. 17.Kabir spent ₹72, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  18. 18.Diya spent ₹142, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  19. 19.Meera spent ₹25, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.Anaya spent ₹84, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.25% of a number is 81. What is the number?
  22. 22.25% of a number is 64. What is the number?
  23. 23.8 is 25% of ?
  24. 24.10% of a number is 27. What is the number?
  25. 25.60% of a number is 21. What is the number?
  26. 26.20% of a number is 30. What is the number?
  27. 27.Dev spent ₹40, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  28. 28.30% of a number is 66. What is the number?
  29. 29.Ishaan spent ₹38, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.Riya spent ₹31, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.4 is 40% of ?
  32. 32.Meera spent ₹34, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  33. 33.80% of a number is 308. What is the number?
  34. 34.Anaya spent ₹141, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  35. 35.Kabir spent ₹75, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.20% of a number is 21. What is the number?
  37. 37.30% of a number is 51. What is the number?
  38. 38.75% of a number is 3. What is the number?
  39. 39.80% of a number is 140. What is the number?
  40. 40.30% of a number is 111. What is the number?

Answer key

  1. 400
  2. 256
  3. 220
  4. 35
  5. 220
  6. 274
  7. 170
  8. 340
  9. 396
  10. 328
  11. 92
  12. 25
  13. 352
  14. 330
  15. 150
  16. 250
  17. 90
  18. 355
  19. 250
  20. 210
  21. 324
  22. 256
  23. 32
  24. 270
  25. 35
  26. 150
  27. 400
  28. 220
  29. 95
  30. 124
  31. 10
  32. 136
  33. 385
  34. 235
  35. 125
  36. 105
  37. 170
  38. 4
  39. 175
  40. 370

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