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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 977 · 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.Dev spent ₹51, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  2. 2.30% of a number is 27. What is the number?
  3. 3.Sara spent ₹18, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  4. 4.48 is 15% of ?
  5. 5.Anaya spent ₹36, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.50% of a number is 103. What is the number?
  7. 7.60% of a number is 120. What is the number?
  8. 8.Anaya spent ₹2, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.Riya spent ₹100, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  10. 10.Aarav spent ₹18, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  11. 11.44 is 20% of ?
  12. 12.20% of a number is 24. What is the number?
  13. 13.20% of a number is 77. What is the number?
  14. 14.48 is 12% of ?
  15. 15.Anaya spent ₹104, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.22 is 10% of ?
  17. 17.33 is 30% of ?
  18. 18.Aarav spent ₹195, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.10 is 20% of ?
  20. 20.75% of a number is 228. What is the number?
  21. 21.80% of a number is 248. What is the number?
  22. 22.73 is 20% of ?
  23. 23.92 is 40% of ?
  24. 24.128 is 40% of ?
  25. 25.54 is 15% of ?
  26. 26.153 is 75% of ?
  27. 27.60% of a number is 159. What is the number?
  28. 28.Rohan spent ₹201, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  29. 29.Arjun spent ₹28, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  30. 30.30% of a number is 42. What is the number?
  31. 31.Dev spent ₹141, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.5% of a number is 11. What is the number?
  33. 33.30% of a number is 111. What is the number?
  34. 34.50% of a number is 16. What is the number?
  35. 35.28 is 10% of ?
  36. 36.12 is 5% of ?
  37. 37.75% of a number is 51. What is the number?
  38. 38.194 is 50% of ?
  39. 39.Meera spent ₹58, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  40. 40.88 is 25% of ?

Answer key

  1. 340
  2. 90
  3. 120
  4. 320
  5. 360
  6. 206
  7. 200
  8. 20
  9. 400
  10. 360
  11. 220
  12. 120
  13. 385
  14. 400
  15. 130
  16. 220
  17. 110
  18. 390
  19. 50
  20. 304
  21. 310
  22. 365
  23. 230
  24. 320
  25. 360
  26. 204
  27. 265
  28. 335
  29. 140
  30. 140
  31. 235
  32. 220
  33. 370
  34. 32
  35. 280
  36. 240
  37. 68
  38. 388
  39. 145
  40. 352

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