Write the following rational number in decimal form
$\frac{13}{25}$

According to the problem :

let $\frac{13}{25}$

using theorem

$\frac{13}{5\times 5}$

hence, multiplying $2^2$ in denominator and numerator

$=\frac{13\times 2^2}{5\times 5\times 2^2}$

$\Rightarrow$ $\frac{13\times 4}{100}$

$\Rightarrow$ $=\frac{52}{100}$

$=0.52$