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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 994 · 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 2/3 of a number is 20, what is the number?
  2. 2.If 4/5 of a number is 16, what is the number?
  3. 3.If 7/10 of a number is 28, what is the number?
  4. 4.If 1/2 of a number is 2, what is the number?
  5. 5.If 1/8 of a number is 10, what is the number?
  6. 6.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?
  7. 7.At a picnic, 7/9 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  8. 8.Aarav spends 1/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Aarav have?
  9. 9.If 7/8 of a number is 28, what is the number?
  10. 10.If 1/5 of a number is 7, what is the number?
  11. 11.Ishaan spends 1/3 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Ishaan have?
  12. 12.Ishaan spends 2/9 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Ishaan have?
  13. 13.Rohan spends 1/6 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Rohan have?
  14. 14.If 1/5 of a number is 8, what is the number?
  15. 15.Meera spends 2/7 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Meera have?
  16. 16.At a picnic, 7/9 of the children are from Class 5. There are 56 children from Class 5. How many children are at the picnic?
  17. 17.At a picnic, 5/9 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  18. 18.At a picnic, 1/6 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  19. 19.At a picnic, 8/9 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  20. 20.If 2/7 of a number is 18, what is the number?
  21. 21.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?
  22. 22.At a picnic, 4/9 of the children are from Class 5. There are 36 children from Class 5. How many children are at the picnic?
  23. 23.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?
  24. 24.Tara spends 1/10 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Tara have?
  25. 25.At a picnic, 1/3 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  26. 26.At a picnic, 3/7 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  27. 27.Tara spends 2/9 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Tara have?
  28. 28.If 3/5 of a number is 9, what is the number?
  29. 29.If 5/6 of a number is 15, what is the number?
  30. 30.At a picnic, 1/10 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  31. 31.If 1/5 of a number is 3, what is the number?
  32. 32.If 3/7 of a number is 30, what is the number?
  33. 33.At a picnic, 3/7 of the children are from Class 5. There are 15 children from Class 5. How many children are at the picnic?
  34. 34.If 4/7 of a number is 28, what is the number?
  35. 35.At a picnic, 1/8 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  36. 36.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?
  37. 37.Vihaan spends 2/5 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Vihaan have?
  38. 38.Diya spends 1/10 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Diya have?
  39. 39.Tara spends 4/5 of the pocket money on a book. The book costs ₹32. How many rupees of pocket money did Tara have?
  40. 40.If 1/4 of a number is 2, what is the number?

Answer key

  1. 30
  2. 20
  3. 40
  4. 4
  5. 80
  6. 15
  7. 27
  8. 45
  9. 32
  10. 35
  11. 6
  12. 54
  13. 60
  14. 40
  15. 21
  16. 72
  17. 63
  18. 30
  19. 27
  20. 63
  21. 54
  22. 81
  23. 4
  24. 50
  25. 18
  26. 42
  27. 54
  28. 15
  29. 18
  30. 40
  31. 15
  32. 70
  33. 35
  34. 49
  35. 40
  36. 28
  37. 45
  38. 30
  39. 40
  40. 8

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