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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 565 · 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 12, what is the number?
  2. 2.Sara spends 4/9 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Sara have?
  3. 3.If 1/3 of a number is 5, what is the number?
  4. 4.At a picnic, 2/5 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  5. 5.If 9/10 of a number is 90, what is the number?
  6. 6.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?
  7. 7.Rohan spends 7/8 of the pocket money on a book. The book costs ₹35. How many rupees of pocket money did Rohan have?
  8. 8.If 3/4 of a number is 9, what is the number?
  9. 9.At a picnic, 1/2 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  10. 10.If 1/7 of a number is 3, what is the number?
  11. 11.Sara spends 2/9 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Sara have?
  12. 12.If 5/7 of a number is 10, what is the number?
  13. 13.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?
  14. 14.If 3/10 of a number is 24, what is the number?
  15. 15.If 2/9 of a number is 14, what is the number?
  16. 16.If 5/9 of a number is 50, what is the number?
  17. 17.If 2/7 of a number is 12, what is the number?
  18. 18.If 1/2 of a number is 2, what is the number?
  19. 19.Sara spends 1/10 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Sara have?
  20. 20.If 7/10 of a number is 14, what is the number?
  21. 21.At a picnic, 2/3 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  22. 22.Rohan spends 5/8 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Rohan have?
  23. 23.Riya spends 1/3 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Riya have?
  24. 24.If 7/8 of a number is 28, what is the number?
  25. 25.Arjun spends 2/9 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Arjun have?
  26. 26.Sara spends 4/5 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Sara have?
  27. 27.At a picnic, 7/10 of the children are from Class 5. There are 56 children from Class 5. How many children are at the picnic?
  28. 28.If 2/7 of a number is 14, what is the number?
  29. 29.If 9/10 of a number is 54, what is the number?
  30. 30.Rohan spends 4/5 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Rohan have?
  31. 31.At a picnic, 7/8 of the children are from Class 5. There are 63 children from Class 5. How many children are at the picnic?
  32. 32.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?
  33. 33.Vihaan spends 4/5 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Vihaan have?
  34. 34.If 4/9 of a number is 16, what is the number?
  35. 35.If 3/7 of a number is 30, what is the number?
  36. 36.If 1/2 of a number is 9, what is the number?
  37. 37.At a picnic, 5/7 of the children are from Class 5. There are 15 children from Class 5. How many children are at the picnic?
  38. 38.If 4/9 of a number is 8, what is the number?
  39. 39.At a picnic, 8/9 of the children are from Class 5. There are 80 children from Class 5. How many children are at the picnic?
  40. 40.At a picnic, 1/8 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?

Answer key

  1. 18
  2. 18
  3. 15
  4. 10
  5. 100
  6. 28
  7. 40
  8. 12
  9. 16
  10. 21
  11. 18
  12. 14
  13. 21
  14. 80
  15. 63
  16. 90
  17. 42
  18. 4
  19. 50
  20. 20
  21. 9
  22. 24
  23. 9
  24. 32
  25. 27
  26. 45
  27. 80
  28. 49
  29. 60
  30. 35
  31. 72
  32. 27
  33. 30
  34. 36
  35. 70
  36. 18
  37. 21
  38. 18
  39. 90
  40. 16

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