Question

Find the sum:
a + 3 $\frac{1}{2}=5$

Answer 1

$a+3\frac{1}{2}=5$
$\therefore a=5-3\frac{1}{2}$
$a=5-\frac{7}{2}$
$=\frac{5\times 2-7}{2}=\frac{10-7}{2}$
$=\frac{3}{2}$