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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 813 · 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.Sara spends 1/5 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Sara have?
  2. 2.If 7/9 of a number is 49, what is the number?
  3. 3.If 9/10 of a number is 36, what is the number?
  4. 4.If 5/9 of a number is 10, what is the number?
  5. 5.At a picnic, 4/5 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  6. 6.If 4/7 of a number is 20, what is the number?
  7. 7.At a picnic, 2/3 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  8. 8.If 1/2 of a number is 7, what is the number?
  9. 9.Vihaan spends 2/5 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Vihaan have?
  10. 10.If 5/8 of a number is 25, what is the number?
  11. 11.At a picnic, 1/5 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  12. 12.If 9/10 of a number is 45, what is the number?
  13. 13.At a picnic, 1/9 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  14. 14.At a picnic, 1/6 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  15. 15.At a picnic, 1/3 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  16. 16.At a picnic, 2/5 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  17. 17.Aarav spends 7/9 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Aarav have?
  18. 18.At a picnic, 2/7 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  19. 19.Vihaan spends 1/2 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Vihaan have?
  20. 20.Arjun spends 4/9 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Arjun have?
  21. 21.Meera spends 1/10 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Meera have?
  22. 22.If 1/10 of a number is 4, what is the number?
  23. 23.If 3/4 of a number is 27, what is the number?
  24. 24.At a picnic, 3/4 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  25. 25.Arjun spends 1/4 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Arjun have?
  26. 26.Tara spends 1/8 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Tara have?
  27. 27.If 1/2 of a number is 3, what is the number?
  28. 28.If 1/10 of a number is 5, what is the number?
  29. 29.If 3/5 of a number is 30, what is the number?
  30. 30.Ishaan spends 1/10 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Ishaan have?
  31. 31.At a picnic, 6/7 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  32. 32.Ishaan spends 2/3 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Ishaan have?
  33. 33.At a picnic, 8/9 of the children are from Class 5. There are 48 children from Class 5. How many children are at the picnic?
  34. 34.Rohan spends 1/8 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Rohan have?
  35. 35.If 1/10 of a number is 3, what is the number?
  36. 36.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?
  37. 37.Aarav spends 2/3 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Aarav have?
  38. 38.At a picnic, 4/7 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  39. 39.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?
  40. 40.At a picnic, 1/2 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?

Answer key

  1. 15
  2. 63
  3. 40
  4. 18
  5. 40
  6. 35
  7. 15
  8. 14
  9. 45
  10. 40
  11. 25
  12. 50
  13. 27
  14. 54
  15. 21
  16. 45
  17. 54
  18. 21
  19. 10
  20. 54
  21. 50
  22. 40
  23. 36
  24. 32
  25. 20
  26. 80
  27. 6
  28. 50
  29. 50
  30. 50
  31. 14
  32. 6
  33. 54
  34. 80
  35. 30
  36. 27
  37. 27
  38. 28
  39. 90
  40. 12

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