Question
Answer
$$\dfrac{1}{279936}\cdot7776=\dfrac{1}{36}$$
Explanation
| $$ \begin{aligned}\frac{1}{279936}\cdot7776& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{1}{36}\end{aligned} $$ | |
| ① | Multiply $ \dfrac{1}{279936} $ by $ 7776 $ to get $ \dfrac{1}{36} $. Write $ 7776 $ as a fraction by putting $ \color{red}{ 1 } $ in the denominator. Step 2: Multiply numerators and denominators. Step 3: Cancel down by $ \color{blue}{7776} $ $$ \begin{aligned} \frac{1}{279936} \cdot 7776 & = \frac{1}{279936} \cdot \frac{7776}{\color{red}{1}} = \frac{7776 : \color{blue}{7776}}{279936 : \color{blue}{7776}} = \\[1ex] &= \frac{1}{36} \end{aligned} $$ |
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