Answer :
Her total allowance as a fraction could be expressed by 9/9. When you subtract the amount that she used, 4/9, you are left with 5/9, which is the solution.
A fraction of the amount of her allowance represents part of Martha's total allowance
- The amount of her allowance Martha had left is [tex]\underline{\dfrac{5 }{9}}[/tex], of her allowance
Reason:
Given parameter;
The amount of her allowance Martha spent on food and shopping = 4/9
The fraction of her allowance she had left: Required
Let A, represent her allowance, we have;
The amount of her allowance Martha spent on food and shopping = [tex]\dfrac{4}{9} \cdot A[/tex]
The amount f her allowance, A, Martha had left is given as follows;
- [tex]Amount \ left = A - \dfrac{4}{9} \cdot A = \dfrac{9 \cdot A - 4 \cdot A}{9} = \dfrac{5 \cdot A }{9}[/tex]
Amount left is [tex]\dfrac{5 \cdot A }{9}[/tex]
The amount of her allowance Martha had left is [tex]\underline{\dfrac{5 }{9}}[/tex], of her allowance
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