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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 83 · 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, 5/8 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  2. 2.If 1/10 of a number is 10, what is the number?
  3. 3.At a picnic, 1/7 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  4. 4.If 4/9 of a number is 40, what is the number?
  5. 5.If 3/7 of a number is 12, what is the number?
  6. 6.If 1/3 of a number is 3, what is the number?
  7. 7.Kabir spends 7/9 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Kabir have?
  8. 8.At a picnic, 5/8 of the children are from Class 5. There are 50 children from Class 5. How many children are at the picnic?
  9. 9.If 4/5 of a number is 32, what is the number?
  10. 10.At a picnic, 1/6 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  11. 11.At a picnic, 1/5 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  12. 12.Kabir spends 3/10 of the pocket money on a book. The book costs ₹27. How many rupees of pocket money did Kabir have?
  13. 13.Arjun spends 1/3 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Arjun have?
  14. 14.Meera spends 1/5 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Meera have?
  15. 15.If 2/7 of a number is 20, what is the number?
  16. 16.Sara spends 7/9 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Sara have?
  17. 17.At a picnic, 3/4 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  18. 18.If 1/7 of a number is 4, what is the number?
  19. 19.If 8/9 of a number is 56, what is the number?
  20. 20.If 5/8 of a number is 20, what is the number?
  21. 21.At a picnic, 1/2 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  22. 22.If 5/7 of a number is 45, what is the number?
  23. 23.At a picnic, 3/8 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  24. 24.If 5/8 of a number is 45, what is the number?
  25. 25.If 7/9 of a number is 21, what is the number?
  26. 26.At a picnic, 3/7 of the children are from Class 5. There are 27 children from Class 5. How many children are at the picnic?
  27. 27.Sara spends 1/2 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Sara have?
  28. 28.If 7/10 of a number is 14, what is the number?
  29. 29.If 3/10 of a number is 24, what is the number?
  30. 30.At a picnic, 2/3 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  31. 31.At a picnic, 7/9 of the children are from Class 5. There are 70 children from Class 5. How many children are at the picnic?
  32. 32.If 1/2 of a number is 6, what is the number?
  33. 33.At a picnic, 3/5 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  34. 34.If 5/9 of a number is 15, what is the number?
  35. 35.If 9/10 of a number is 90, what is the number?
  36. 36.At a picnic, 9/10 of the children are from Class 5. There are 27 children from Class 5. How many children are at the picnic?
  37. 37.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?
  38. 38.Anaya spends 2/7 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Anaya have?
  39. 39.If 2/3 of a number is 6, what is the number?
  40. 40.If 1/3 of a number is 5, what is the number?

Answer key

  1. 16
  2. 100
  3. 28
  4. 90
  5. 28
  6. 9
  7. 27
  8. 80
  9. 40
  10. 24
  11. 40
  12. 90
  13. 24
  14. 50
  15. 70
  16. 54
  17. 24
  18. 28
  19. 63
  20. 32
  21. 10
  22. 63
  23. 16
  24. 72
  25. 27
  26. 63
  27. 12
  28. 20
  29. 80
  30. 30
  31. 90
  32. 12
  33. 20
  34. 27
  35. 100
  36. 30
  37. 81
  38. 42
  39. 9
  40. 15

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