skeeter Messages 1,103 Reaction score 1 Sep 4, 2020 #2 $\dfrac{6}{2(1+2)} = \dfrac{6}{2(3)} = \dfrac{6}{6} = 1$
HOI Messages 921 Reaction score 2 Sep 28, 2020 #3 This could also be done as $\frac{6}{2(1+ 2)}= \frac{6}{2}\frac{1}{3}= 3\left(\frac{1}{3}\right)= \frac{3}{3}= 1$.
This could also be done as $\frac{6}{2(1+ 2)}= \frac{6}{2}\frac{1}{3}= 3\left(\frac{1}{3}\right)= \frac{3}{3}= 1$.