← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 391 · 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. 1.21 is 12% of ?
  2. 2.30% of a number is 6. What is the number?
  3. 3.Dev spent ₹36, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.Meera spent ₹34, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  5. 5.6 is 5% of ?
  6. 6.Diya spent ₹6, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  7. 7.93 is 50% of ?
  8. 8.12% of a number is 27. What is the number?
  9. 9.Aarav spent ₹102, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  10. 10.12% of a number is 24. What is the number?
  11. 11.Meera spent ₹20, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.Dev spent ₹15, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.30% of a number is 63. What is the number?
  14. 14.40% of a number is 148. What is the number?
  15. 15.4 is 50% of ?
  16. 16.25% of a number is 28. What is the number?
  17. 17.Aarav spent ₹21, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  18. 18.10% of a number is 34. What is the number?
  19. 19.20% of a number is 75. What is the number?
  20. 20.14 is 10% of ?
  21. 21.40% of a number is 48. What is the number?
  22. 22.Isha spent ₹111, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  23. 23.60% of a number is 168. What is the number?
  24. 24.22 is 20% of ?
  25. 25.40% of a number is 14. What is the number?
  26. 26.40% of a number is 74. What is the number?
  27. 27.30% of a number is 81. What is the number?
  28. 28.Aarav spent ₹21, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.Diya spent ₹44, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.75% of a number is 132. What is the number?
  31. 31.78 is 40% of ?
  32. 32.126 is 60% of ?
  33. 33.165 is 60% of ?
  34. 34.20% of a number is 16. What is the number?
  35. 35.12 is 20% of ?
  36. 36.30 is 15% of ?
  37. 37.Isha spent ₹38, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  38. 38.50% of a number is 107. What is the number?
  39. 39.Sara spent ₹21, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  40. 40.10% of a number is 23. What is the number?

Answer key

  1. 175
  2. 20
  3. 180
  4. 340
  5. 120
  6. 50
  7. 186
  8. 225
  9. 170
  10. 200
  11. 25
  12. 30
  13. 210
  14. 370
  15. 8
  16. 112
  17. 35
  18. 340
  19. 375
  20. 140
  21. 120
  22. 148
  23. 280
  24. 110
  25. 35
  26. 185
  27. 270
  28. 175
  29. 220
  30. 176
  31. 195
  32. 210
  33. 275
  34. 80
  35. 60
  36. 200
  37. 190
  38. 214
  39. 140
  40. 230

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