← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 166 · 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. 1.12% of a number is 24. What is the number?
  2. 2.25% of a number is 31. What is the number?
  3. 3.30 is 12% of ?
  4. 4.12% of a number is 3. What is the number?
  5. 5.Anaya spent ₹21, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.60% of a number is 228. What is the number?
  7. 7.30% of a number is 6. What is the number?
  8. 8.12% of a number is 33. What is the number?
  9. 9.Riya spent ₹24, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  10. 10.20% of a number is 46. What is the number?
  11. 11.5% of a number is 10. What is the number?
  12. 12.40% of a number is 136. What is the number?
  13. 13.64 is 25% of ?
  14. 14.25% of a number is 47. What is the number?
  15. 15.50% of a number is 96. What is the number?
  16. 16.5% of a number is 15. What is the number?
  17. 17.Sara spent ₹88, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  18. 18.1 is 10% of ?
  19. 19.Anaya spent ₹84, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  20. 20.12% of a number is 42. What is the number?
  21. 21.Anaya spent ₹9, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  22. 22.184 is 80% of ?
  23. 23.4 is 10% of ?
  24. 24.117 is 60% of ?
  25. 25.Diya spent ₹231, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  26. 26.20% of a number is 4. What is the number?
  27. 27.50% of a number is 23. What is the number?
  28. 28.2 is 10% of ?
  29. 29.Sara spent ₹3, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  30. 30.80% of a number is 304. What is the number?
  31. 31.21 is 30% of ?
  32. 32.111 is 75% of ?
  33. 33.25% of a number is 19. What is the number?
  34. 34.Rohan spent ₹51, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  35. 35.78 is 50% of ?
  36. 36.92 is 40% of ?
  37. 37.75 is 60% of ?
  38. 38.252 is 75% of ?
  39. 39.104 is 40% of ?
  40. 40.Aarav spent ₹42, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?

Answer key

  1. 200
  2. 124
  3. 250
  4. 25
  5. 105
  6. 380
  7. 20
  8. 275
  9. 160
  10. 230
  11. 200
  12. 340
  13. 256
  14. 188
  15. 192
  16. 300
  17. 220
  18. 10
  19. 105
  20. 350
  21. 180
  22. 230
  23. 40
  24. 195
  25. 308
  26. 20
  27. 46
  28. 20
  29. 20
  30. 380
  31. 70
  32. 148
  33. 76
  34. 255
  35. 156
  36. 230
  37. 125
  38. 336
  39. 260
  40. 56

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