Question
Answer
$$\dfrac{31640625\cdot968}{12544\cdot4563}=\dfrac{141796875}{264992}$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{31640625\cdot968}{12544\cdot4563}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}\frac{30628125000}{57238272} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle3}{\textcircled {3}} } }}} \frac{ 30628125000 : \color{orangered}{ 216 } }{ 57238272 : \color{orangered}{ 216 }} \xlongequal{ } \\[1 em] & \xlongequal{ }\frac{141796875}{264992}\end{aligned} $$ | |
| ① | $ 31640625 \cdot 968 = 30628125000 $ |
| ② | $ 12544 \cdot 4563 = 57238272 $ |
| ③ | Divide both the top and bottom numbers by $ \color{orangered}{ 216 } $. |
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