$$12\frac{1}{2}\div10$$
$\frac{5}{4}=1.25$
$$\frac{12\times 2+1}{2\times 10}$$
$$\frac{24+1}{2\times 10}$$
$$\frac{25}{2\times 10}$$
$$\frac{25}{20}$$
$$\frac{5}{4}$$
Show Solution
Hide Solution
$\frac{5}{2 ^ {2}} = 1\frac{1}{4} = 1.25$
