73 divided by 4

First, divide 7 by 4. The quotient is 1.

$$\begin{array}{r} 1 \\ 4 \overline{) 73} \\ -4 \downarrow \\ \hline 3 \end{array}$$

The quotient is 8.

$$\begin{array}{r} 18 \\ 4 \overline{) 73} \\ -4 \downarrow \\ \hline 33 \\ -32 \\ \hline 1 \end{array}$$

So, $73 \div 4$ is 18 with a remainder of 1.

$$73 \div 4 = \boxed{18 \text{ remainder } 1}$$

This can also be written as a mixed number:

$$73 \div 4 = 18\frac{1}{4}$$