Respuesta :

Explanation:

The sum of the hours Clara worked and the hours Erin worked is 9 5/6 and we know that Clara worked 4 1/3 hours. We can find out how many hours Erin worked by substracting the hours worked by Clara from the total number of hours:

[tex]9\frac{5}{6}-4\frac{1}{3}[/tex]

To substract mixed numbers first we have to substract the whole part and then the fraction part:

[tex](9-4)(\frac{5}{6}-\frac{1}{3})=5(\frac{5-2}{6})=5\frac{3}{6}[/tex]

And finally we can simplify the fraction part of the result:

[tex]5\frac{3}{6}=5\frac{1}{2}[/tex]

Answer:

Erin worked 5 1/2 hours

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