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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 850 · 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.At a picnic, 1/2 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  2. 2.At a picnic, 5/6 of the children are from Class 5. There are 45 children from Class 5. How many children are at the picnic?
  3. 3.If 4/9 of a number is 20, what is the number?
  4. 4.Sara spends 3/5 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Sara have?
  5. 5.At a picnic, 2/5 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  6. 6.If 5/6 of a number is 10, what is the number?
  7. 7.If 3/10 of a number is 15, what is the number?
  8. 8.If 4/9 of a number is 12, what is the number?
  9. 9.At a picnic, 1/5 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  10. 10.At a picnic, 1/7 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  11. 11.At a picnic, 3/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  12. 12.At a picnic, 2/3 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  13. 13.Meera spends 6/7 of the pocket money on a book. The book costs ₹48. How many rupees of pocket money did Meera have?
  14. 14.If 9/10 of a number is 45, what is the number?
  15. 15.If 1/2 of a number is 5, what is the number?
  16. 16.Vihaan spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Vihaan have?
  17. 17.If 2/5 of a number is 6, what is the number?
  18. 18.At a picnic, 3/5 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  19. 19.If 3/10 of a number is 12, what is the number?
  20. 20.At a picnic, 8/9 of the children are from Class 5. There are 72 children from Class 5. How many children are at the picnic?
  21. 21.Rohan spends 1/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Rohan have?
  22. 22.Riya spends 1/7 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Riya have?
  23. 23.If 2/5 of a number is 16, what is the number?
  24. 24.If 5/7 of a number is 20, what is the number?
  25. 25.If 3/5 of a number is 9, what is the number?
  26. 26.Ishaan spends 3/7 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Ishaan have?
  27. 27.Vihaan spends 3/7 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Vihaan have?
  28. 28.If 4/7 of a number is 20, what is the number?
  29. 29.Rohan spends 2/3 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Rohan have?
  30. 30.At a picnic, 1/8 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  31. 31.Rohan spends 4/7 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Rohan have?
  32. 32.At a picnic, 8/9 of the children are from Class 5. There are 64 children from Class 5. How many children are at the picnic?
  33. 33.If 2/9 of a number is 20, what is the number?
  34. 34.At a picnic, 2/7 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  35. 35.If 2/7 of a number is 18, what is the number?
  36. 36.If 1/10 of a number is 2, what is the number?
  37. 37.Rohan spends 2/3 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Rohan have?
  38. 38.If 1/3 of a number is 10, what is the number?
  39. 39.If 2/3 of a number is 4, what is the number?
  40. 40.At a picnic, 5/8 of the children are from Class 5. There are 25 children from Class 5. How many children are at the picnic?

Answer key

  1. 4
  2. 54
  3. 45
  4. 20
  5. 40
  6. 12
  7. 50
  8. 27
  9. 45
  10. 14
  11. 10
  12. 18
  13. 56
  14. 50
  15. 10
  16. 28
  17. 15
  18. 50
  19. 40
  20. 81
  21. 45
  22. 49
  23. 40
  24. 28
  25. 15
  26. 70
  27. 28
  28. 35
  29. 12
  30. 24
  31. 14
  32. 72
  33. 90
  34. 63
  35. 63
  36. 20
  37. 6
  38. 30
  39. 6
  40. 40

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