# How do you change 3.5 into a fraction?

$\frac{7}{2}$
We start by multiplying with$\frac{10}{10}$ which is equal to $1$, neutral in multiplication. Then we will keep dividing until we reach the lowest fraction possible.
$3.5 = \frac{3.5 \cdot 10}{10} = \frac{35}{10} = \frac{\frac{35}{5}}{\frac{10}{5}} = \frac{7}{2}$