I was struggling to see the steps for this. I tried adding +b-b to the numerator:

$$\frac{a}{a+b} = \frac{1}{1+\frac{b}{a}}$$

Categories

I was struggling to see the steps for this. I tried adding +b-b to the numerator:

$$\frac{a}{a+b} = \frac{1}{1+\frac{b}{a}}$$