Question

1. $\begin{array}{r} square \\ \times 5 \\ hline 10 end{array}$ $xrightarrow{}$ $\begin{array}{r} ? \\ 5enclose{longdiv} {10} end{array}$

Explanation:

Step1: Solve for the box value

Let the unknown be $x$. We know $x \times 5 = 10$, so $x = \frac{10}{5}$

Step2: Calculate the division

For $5 \enclose{longdiv}{10}$, compute $\frac{10}{5}$

Answer:

The value in the box is 2, and the result of $5 \enclose{longdiv}{10}$ is 2.