← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 116 · 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. 1.64 is 25% of ?
  2. 2.15% of a number is 60. What is the number?
  3. 3.5% of a number is 4. What is the number?
  4. 4.Anaya spent ₹87, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  5. 5.10% of a number is 22. What is the number?
  6. 6.15% of a number is 39. What is the number?
  7. 7.30 is 25% of ?
  8. 8.27 is 15% of ?
  9. 9.40% of a number is 78. What is the number?
  10. 10.65 is 20% of ?
  11. 11.19 is 5% of ?
  12. 12.50 is 20% of ?
  13. 13.60% of a number is 162. What is the number?
  14. 14.Rohan spent ₹17, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.Arjun spent ₹15, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.5 is 20% of ?
  17. 17.80% of a number is 200. What is the number?
  18. 18.80% of a number is 20. What is the number?
  19. 19.20% of a number is 46. What is the number?
  20. 20.Anaya spent ₹9, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.75 is 75% of ?
  22. 22.Meera spent ₹24, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  23. 23.50% of a number is 15. What is the number?
  24. 24.72 is 60% of ?
  25. 25.30 is 30% of ?
  26. 26.Kabir spent ₹14, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.Riya spent ₹49, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.216 is 80% of ?
  29. 29.4 is 5% of ?
  30. 30.50% of a number is 140. What is the number?
  31. 31.80% of a number is 220. What is the number?
  32. 32.Aarav spent ₹75, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.156 is 50% of ?
  34. 34.50% of a number is 51. What is the number?
  35. 35.80% of a number is 4. What is the number?
  36. 36.50% of a number is 3. What is the number?
  37. 37.Aarav spent ₹15, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  38. 38.39 is 25% of ?
  39. 39.20% of a number is 38. What is the number?
  40. 40.Kabir spent ₹147, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?

Answer key

  1. 256
  2. 400
  3. 80
  4. 116
  5. 220
  6. 260
  7. 120
  8. 180
  9. 195
  10. 325
  11. 380
  12. 250
  13. 270
  14. 340
  15. 75
  16. 25
  17. 250
  18. 25
  19. 230
  20. 75
  21. 100
  22. 200
  23. 30
  24. 120
  25. 100
  26. 140
  27. 245
  28. 270
  29. 80
  30. 280
  31. 275
  32. 125
  33. 312
  34. 102
  35. 5
  36. 6
  37. 150
  38. 156
  39. 190
  40. 294

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