Pre-Algebra Examples

4

$4$

Step 1

The factors for

4

$4$ are all numbers between

- 4

$- 4$ and

4

$4$ , which divide

4

$4$ evenly.

Check numbers between

- 4

$- 4$ and

4

$4$

Step 2

Find the factor pairs of

4

$4$ where

x \cdot y = 4

$x \cdot y = 4$ .

\begin{matrix} x & y 1 & 4 2 & 2 - 1 & - 4 - 2 & - 2 \end{matrix}

$\begin{array}{c} x & y \\ 1 & 4 \\ 2 & 2 \\ - 1 & - 4 \\ - 2 & - 2 \end{array}$

Step 3

List the factors for

4

$4$ .

- 4, - 2, - 1, 1, 2, 4

$- 4, - 2, - 1, 1, 2, 4$

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