# Pre-Algebra Examples

Factor out the greatest common factor .

Cancel the common factor.

Rewrite the expression.

Multiply and .

Multiply by .

Multiply by .

Factor out the greatest common factor .

Cancel the common factor.

Rewrite the expression.

Multiply and .

Multiply by .

Multiply by .

The result can be shown in both exact and decimal forms.

Exact Form:

Decimal Form: