Simplify the following fraction by a factor of 3:
36= \frac{3}{6}= 63=
We will reduce as follows, divide the numerator by 3 and the denominator by 3:
3:36:3=12 \frac{3:3}{6:3}=\frac{1}{2} 6:33:3=21
12 \frac{1}{2} 21