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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 158 · 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 4/7 of a number is 40, what is the number?
  2. 2.If 1/5 of a number is 9, what is the number?
  3. 3.Diya spends 4/5 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Diya have?
  4. 4.If 1/2 of a number is 5, what is the number?
  5. 5.If 3/4 of a number is 6, what is the number?
  6. 6.If 3/10 of a number is 30, what is the number?
  7. 7.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?
  8. 8.At a picnic, 1/8 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  9. 9.At a picnic, 2/9 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  10. 10.Ishaan spends 1/2 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Ishaan have?
  11. 11.If 2/3 of a number is 20, what is the number?
  12. 12.Riya spends 1/2 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Riya have?
  13. 13.If 3/8 of a number is 12, what is the number?
  14. 14.At a picnic, 4/5 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  15. 15.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?
  16. 16.Riya spends 1/8 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Riya have?
  17. 17.If 2/9 of a number is 16, what is the number?
  18. 18.At a picnic, 1/9 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  19. 19.If 8/9 of a number is 80, what is the number?
  20. 20.If 1/10 of a number is 7, what is the number?
  21. 21.At a picnic, 3/10 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  22. 22.If 5/7 of a number is 30, what is the number?
  23. 23.Aarav spends 4/5 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Aarav have?
  24. 24.Sara spends 3/4 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Sara have?
  25. 25.Rohan spends 4/9 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Rohan have?
  26. 26.If 5/8 of a number is 50, what is the number?
  27. 27.Rohan spends 6/7 of the pocket money on a book. The book costs ₹48. How many rupees of pocket money did Rohan have?
  28. 28.At a picnic, 5/6 of the children are from Class 5. There are 50 children from Class 5. How many children are at the picnic?
  29. 29.If 1/3 of a number is 7, what is the number?
  30. 30.At a picnic, 3/10 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  31. 31.At a picnic, 2/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  32. 32.If 6/7 of a number is 24, what is the number?
  33. 33.Sara spends 3/10 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Sara have?
  34. 34.If 5/7 of a number is 40, what is the number?
  35. 35.At a picnic, 8/9 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  36. 36.Ishaan spends 8/9 of the pocket money on a book. The book costs ₹64. How many rupees of pocket money did Ishaan have?
  37. 37.Vihaan spends 4/9 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Vihaan have?
  38. 38.At a picnic, 4/9 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  39. 39.At a picnic, 3/8 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  40. 40.Anaya spends 2/9 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Anaya have?

Answer key

  1. 70
  2. 45
  3. 15
  4. 10
  5. 8
  6. 100
  7. 30
  8. 80
  9. 45
  10. 8
  11. 30
  12. 4
  13. 32
  14. 25
  15. 45
  16. 24
  17. 72
  18. 54
  19. 90
  20. 70
  21. 40
  22. 42
  23. 25
  24. 12
  25. 45
  26. 80
  27. 56
  28. 60
  29. 21
  30. 60
  31. 15
  32. 28
  33. 40
  34. 56
  35. 18
  36. 72
  37. 81
  38. 45
  39. 48
  40. 18

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