Question
Answer
$$\dfrac{2}{\sqrt{144}}=\dfrac{1}{6}$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{2}{\sqrt{144}}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{2}{12} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}} \frac{ 2 : \color{orangered}{ 2 } }{ 12 : \color{orangered}{ 2 }} \xlongequal{ } \\[1 em] & \xlongequal{ }\frac{1}{6}\end{aligned} $$ | |
| ① | The square root of $ 144 $ is $ 12 $. |
| ② | Divide both the top and bottom numbers by $ \color{orangered}{ 2 } $. |
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