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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 951 · 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 200. What is the number?
  2. 2.6 is 15% of ?
  3. 3.25% of a number is 50. What is the number?
  4. 4.50% of a number is 83. What is the number?
  5. 5.48 is 60% of ?
  6. 6.25% of a number is 26. What is the number?
  7. 7.280 is 80% of ?
  8. 8.40% of a number is 116. What is the number?
  9. 9.30% of a number is 24. What is the number?
  10. 10.10% of a number is 40. What is the number?
  11. 11.Aarav spent ₹40, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.244 is 80% of ?
  13. 13.Diya spent ₹98, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.Kabir spent ₹72, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  15. 15.Isha spent ₹96, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.96 is 30% of ?
  17. 17.80% of a number is 44. What is the number?
  18. 18.80% of a number is 172. What is the number?
  19. 19.Aarav spent ₹9, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.35 is 25% of ?
  21. 21.Diya spent ₹97, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  22. 22.201 is 75% of ?
  23. 23.112 is 80% of ?
  24. 24.Isha spent ₹111, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.102 is 50% of ?
  26. 26.Dev spent ₹124, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  27. 27.5% of a number is 12. What is the number?
  28. 28.Anaya spent ₹24, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  29. 29.80% of a number is 140. What is the number?
  30. 30.Meera spent ₹42, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Riya spent ₹15, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  32. 32.Ishaan spent ₹21, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  33. 33.80% of a number is 184. What is the number?
  34. 34.30% of a number is 69. What is the number?
  35. 35.54 is 60% of ?
  36. 36.10% of a number is 22. What is the number?
  37. 37.Riya spent ₹13, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.30% of a number is 6. What is the number?
  39. 39.40% of a number is 132. What is the number?
  40. 40.21 is 30% of ?

Answer key

  1. 400
  2. 40
  3. 200
  4. 166
  5. 80
  6. 104
  7. 350
  8. 290
  9. 80
  10. 400
  11. 200
  12. 305
  13. 196
  14. 90
  15. 320
  16. 320
  17. 55
  18. 215
  19. 30
  20. 140
  21. 388
  22. 268
  23. 140
  24. 222
  25. 204
  26. 248
  27. 240
  28. 160
  29. 175
  30. 280
  31. 75
  32. 175
  33. 230
  34. 230
  35. 90
  36. 220
  37. 130
  38. 20
  39. 330
  40. 70

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