Answer
$$\frac{\sqrt{144}}{225}=\frac{4}{75}$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{\sqrt{144}}{225}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{12}{225} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}} \frac{ 12 : \color{orangered}{ 3 } }{ 225 : \color{orangered}{ 3 }} \xlongequal{ } \\[1 em] & \xlongequal{ }\frac{4}{75}\end{aligned} $$ | |
| ① | The square root of $ 144 $ is $ 12 $. |
| ② | Divide both the top and bottom numbers by $ \color{orangered}{ 3 } $. |
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