Pre-Algebra Examples

$87$

Step 1

$87$ has factors of $3$ and $29$ .

$3 \cdot 29$

Step 2

Since $87$ has factors other than $87$ and $1$ , $87$ is a composite number.

$87$ is a composite number

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$