Simplify the following fraction by a factor of 4:48= \frac{4}{8}= 84=
Let's simplify as follows, we'll divide both the numerator by 4 and the denominator by 4:
4:48:4=12 \frac{4:4}{8:4}=\frac{1}{2} 8:44:4=21
12 \frac{1}{2} 21