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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 305 · 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.

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  1. 1.If 2/5 of a number is 8, what is the number?
  2. 2.At a picnic, 4/9 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  3. 3.Aarav spends 1/9 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Aarav have?
  4. 4.If 1/5 of a number is 8, what is the number?
  5. 5.If 7/10 of a number is 70, what is the number?
  6. 6.At a picnic, 5/6 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  7. 7.Diya spends 1/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Diya have?
  8. 8.If 1/2 of a number is 2, what is the number?
  9. 9.Sara spends 2/5 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Sara have?
  10. 10.If 7/10 of a number is 28, what is the number?
  11. 11.Arjun spends 2/3 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Arjun have?
  12. 12.Aarav spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Aarav have?
  13. 13.If 7/8 of a number is 35, what is the number?
  14. 14.If 5/6 of a number is 15, what is the number?
  15. 15.At a picnic, 1/4 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  16. 16.Rohan spends 2/9 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Rohan have?
  17. 17.Aarav spends 5/9 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Aarav have?
  18. 18.Riya spends 1/10 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Riya have?
  19. 19.Vihaan spends 5/9 of the pocket money on a book. The book costs ₹45. How many rupees of pocket money did Vihaan have?
  20. 20.If 3/10 of a number is 24, what is the number?
  21. 21.At a picnic, 7/10 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  22. 22.At a picnic, 4/9 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  23. 23.If 5/8 of a number is 25, what is the number?
  24. 24.At a picnic, 3/4 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  25. 25.If 8/9 of a number is 40, what is the number?
  26. 26.At a picnic, 2/3 of the children are from Class 5. There are 14 children from Class 5. How many children are at the picnic?
  27. 27.At a picnic, 2/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  28. 28.At a picnic, 1/8 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  29. 29.Aarav spends 1/9 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Aarav have?
  30. 30.At a picnic, 2/7 of the children are from Class 5. There are 14 children from Class 5. How many children are at the picnic?
  31. 31.If 4/9 of a number is 24, what is the number?
  32. 32.At a picnic, 1/4 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  33. 33.If 5/8 of a number is 35, what is the number?
  34. 34.Meera spends 7/9 of the pocket money on a book. The book costs ₹35. How many rupees of pocket money did Meera have?
  35. 35.At a picnic, 2/7 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  36. 36.Aarav spends 2/5 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Aarav have?
  37. 37.If 2/3 of a number is 6, what is the number?
  38. 38.Ishaan spends 1/2 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Ishaan have?
  39. 39.At a picnic, 9/10 of the children are from Class 5. There are 90 children from Class 5. How many children are at the picnic?
  40. 40.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?

Answer key

  1. 20
  2. 18
  3. 18
  4. 40
  5. 100
  6. 24
  7. 45
  8. 4
  9. 20
  10. 40
  11. 12
  12. 28
  13. 40
  14. 18
  15. 40
  16. 36
  17. 36
  18. 50
  19. 81
  20. 80
  21. 30
  22. 27
  23. 40
  24. 28
  25. 45
  26. 21
  27. 15
  28. 64
  29. 27
  30. 49
  31. 54
  32. 8
  33. 56
  34. 45
  35. 35
  36. 15
  37. 9
  38. 16
  39. 100
  40. 32

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