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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 324 · 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. 1.50% of a number is 127. What is the number?
  2. 2.5% of a number is 16. What is the number?
  3. 3.Ishaan spent ₹107, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  4. 4.40% of a number is 26. What is the number?
  5. 5.72 is 60% of ?
  6. 6.Diya spent ₹40, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  7. 7.57 is 15% of ?
  8. 8.26 is 20% of ?
  9. 9.Isha spent ₹16, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  10. 10.Riya spent ₹42, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  11. 11.252 is 80% of ?
  12. 12.10% of a number is 13. What is the number?
  13. 13.Riya spent ₹129, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.25% of a number is 28. What is the number?
  15. 15.12% of a number is 12. What is the number?
  16. 16.20% of a number is 58. What is the number?
  17. 17.Anaya spent ₹3, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.20% of a number is 35. What is the number?
  19. 19.Sara spent ₹78, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  20. 20.60% of a number is 171. What is the number?
  21. 21.40% of a number is 38. What is the number?
  22. 22.54 is 60% of ?
  23. 23.12% of a number is 36. What is the number?
  24. 24.18 is 40% of ?
  25. 25.Arjun spent ₹43, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.10% of a number is 2. What is the number?
  27. 27.Isha spent ₹36, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  28. 28.20% of a number is 57. What is the number?
  29. 29.58 is 25% of ?
  30. 30.15% of a number is 18. What is the number?
  31. 31.135 is 50% of ?
  32. 32.20% of a number is 5. What is the number?
  33. 33.27 is 12% of ?
  34. 34.Aarav spent ₹8, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.45 is 15% of ?
  36. 36.20% of a number is 63. What is the number?
  37. 37.Ishaan spent ₹26, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.Isha spent ₹156, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.234 is 60% of ?
  40. 40.15% of a number is 24. What is the number?

Answer key

  1. 254
  2. 320
  3. 214
  4. 65
  5. 120
  6. 400
  7. 380
  8. 130
  9. 64
  10. 280
  11. 315
  12. 130
  13. 258
  14. 112
  15. 100
  16. 290
  17. 25
  18. 175
  19. 260
  20. 285
  21. 95
  22. 90
  23. 300
  24. 45
  25. 172
  26. 20
  27. 120
  28. 285
  29. 232
  30. 120
  31. 270
  32. 25
  33. 225
  34. 80
  35. 300
  36. 315
  37. 65
  38. 195
  39. 390
  40. 160

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