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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 207 · 40 questions
TalentJR

The method (Back to one part): Divide the given part by the top number: that is one share. Multiply one share by the bottom number: that is the whole. Check: the fraction of your answer must give the part.

NameDateTime takenScore ___ / 40
  1. 1.If 2/5 of a number is 20, what is the number?
  2. 2.If 1/9 of a number is 9, what is the number?
  3. 3.If 7/8 of a number is 63, what is the number?
  4. 4.If 9/10 of a number is 36, what is the number?
  5. 5.Ishaan spends 5/7 of the pocket money on a book. The book costs ₹25. How many rupees of pocket money did Ishaan have?
  6. 6.At a picnic, 1/4 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  7. 7.If 3/4 of a number is 18, what is the number?
  8. 8.Ishaan spends 7/8 of the pocket money on a book. The book costs ₹14. How many rupees of pocket money did Ishaan have?
  9. 9.If 2/3 of a number is 12, what is the number?
  10. 10.Diya spends 5/8 of the pocket money on a book. The book costs ₹35. How many rupees of pocket money did Diya have?
  11. 11.If 5/6 of a number is 50, what is the number?
  12. 12.At a picnic, 2/7 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  13. 13.At a picnic, 5/8 of the children are from Class 5. There are 45 children from Class 5. How many children are at the picnic?
  14. 14.At a picnic, 1/3 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  15. 15.Aarav spends 1/2 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Aarav have?
  16. 16.If 1/5 of a number is 3, what is the number?
  17. 17.If 5/6 of a number is 35, what is the number?
  18. 18.If 1/8 of a number is 7, what is the number?
  19. 19.At a picnic, 1/5 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  20. 20.If 4/5 of a number is 16, what is the number?
  21. 21.Sara spends 4/5 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Sara have?
  22. 22.If 4/5 of a number is 20, what is the number?
  23. 23.At a picnic, 3/5 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  24. 24.If 1/4 of a number is 9, what is the number?
  25. 25.If 7/8 of a number is 70, what is the number?
  26. 26.Vihaan spends 9/10 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Vihaan have?
  27. 27.If 3/4 of a number is 6, what is the number?
  28. 28.Ishaan spends 1/5 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Ishaan have?
  29. 29.Aarav spends 3/5 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Aarav have?
  30. 30.At a picnic, 2/3 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  31. 31.At a picnic, 4/9 of the children are from Class 5. There are 40 children from Class 5. How many children are at the picnic?
  32. 32.Sara spends 1/2 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Sara have?
  33. 33.If 1/6 of a number is 10, what is the number?
  34. 34.If 1/10 of a number is 2, what is the number?
  35. 35.Aarav spends 4/7 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Aarav have?
  36. 36.Riya spends 2/9 of the pocket money on a book. The book costs ₹14. How many rupees of pocket money did Riya have?
  37. 37.At a picnic, 3/8 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  38. 38.At a picnic, 9/10 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  39. 39.Kabir spends 3/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Kabir have?
  40. 40.If 3/5 of a number is 9, what is the number?

Answer key

  1. 50
  2. 81
  3. 72
  4. 40
  5. 35
  6. 28
  7. 24
  8. 16
  9. 18
  10. 56
  11. 60
  12. 28
  13. 72
  14. 27
  15. 16
  16. 15
  17. 42
  18. 56
  19. 15
  20. 20
  21. 20
  22. 25
  23. 40
  24. 36
  25. 80
  26. 20
  27. 8
  28. 35
  29. 40
  30. 9
  31. 90
  32. 14
  33. 60
  34. 20
  35. 42
  36. 63
  37. 32
  38. 20
  39. 15
  40. 15

Free fractions lessons, practice and worksheets at talentjr.in/fractions-for-kids