$$ \begin{aligned}\frac{150\sqrt{3}+30}{300}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{5\sqrt{3}+1}{10}\end{aligned} $$ | |
① | Divide both numerator and denominator by 30. |