Categories Ask Mathematics Simple Algebra manipulation Post author By Q+A Expert Post date March 26, 2020 No Comments on Simple Algebra manipulation I was struggling to see the steps for this. I tried adding +b-b to the numerator: $$\frac{a}{a+b} = \frac{1}{1+\frac{b}{a}}$$ Tags I was struggling to see the steps for this. I tried adding +b-b to the numerator: $$\frac{a}{a+b} = \frac{1}{1+\frac{b}{a}}$$