Question

$7 \frac{1}{2} - \frac{1}{2}$
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Answer 1

$7\frac{1}{2} - \frac{1}{2}$

$\frac{15}{2} - \frac{1}{2}$

$\frac{15 - 1}{2}$

$\frac{14}{2} = 7$

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Answer 2

15/2-1/2

=(15-1)/2

=14/2

=7

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