← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 214 · 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.Anaya spent ₹30, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  2. 2.192 is 80% of ?
  3. 3.30% of a number is 117. What is the number?
  4. 4.10% of a number is 24. What is the number?
  5. 5.50% of a number is 113. What is the number?
  6. 6.40% of a number is 42. What is the number?
  7. 7.48 is 20% of ?
  8. 8.40% of a number is 20. What is the number?
  9. 9.174 is 75% of ?
  10. 10.10% of a number is 1. What is the number?
  11. 11.30% of a number is 102. What is the number?
  12. 12.10% of a number is 27. What is the number?
  13. 13.60% of a number is 186. What is the number?
  14. 14.Rohan spent ₹9, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.15% of a number is 9. What is the number?
  16. 16.25% of a number is 71. What is the number?
  17. 17.Riya spent ₹20, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.6 is 15% of ?
  19. 19.25 is 10% of ?
  20. 20.20% of a number is 77. What is the number?
  21. 21.124 is 80% of ?
  22. 22.9 is 20% of ?
  23. 23.Ishaan spent ₹1, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  24. 24.Rohan spent ₹36, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.38 is 50% of ?
  26. 26.Diya spent ₹53, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  27. 27.30% of a number is 99. What is the number?
  28. 28.15 is 12% of ?
  29. 29.213 is 75% of ?
  30. 30.30% of a number is 6. What is the number?
  31. 31.Sara spent ₹24, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  32. 32.40% of a number is 44. What is the number?
  33. 33.10% of a number is 30. What is the number?
  34. 34.12% of a number is 6. What is the number?
  35. 35.50% of a number is 58. What is the number?
  36. 36.Rohan spent ₹67, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  37. 37.2 is 5% of ?
  38. 38.10% of a number is 19. What is the number?
  39. 39.5% of a number is 16. What is the number?
  40. 40.12 is 20% of ?

Answer key

  1. 75
  2. 240
  3. 390
  4. 240
  5. 226
  6. 105
  7. 240
  8. 50
  9. 232
  10. 10
  11. 340
  12. 270
  13. 310
  14. 36
  15. 60
  16. 284
  17. 200
  18. 40
  19. 250
  20. 385
  21. 155
  22. 45
  23. 10
  24. 45
  25. 76
  26. 265
  27. 330
  28. 125
  29. 284
  30. 20
  31. 160
  32. 110
  33. 300
  34. 50
  35. 116
  36. 335
  37. 40
  38. 190
  39. 320
  40. 60

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