Evaluate 1-1/((3)^2)

$1 - \frac{1}{{(3)}^{2}}$

Step 1

Raise $3$ to the power of $2$ .

$1 - \frac{1}{9}$

Step 2

Simplify the expression.

Write $1$ as a fraction with a common denominator.

$\frac{9}{9} - \frac{1}{9}$

Combine the numerators over the common denominator.

$\frac{9 - 1}{9}$

Subtract $1$ from $9$ .

$\frac{8}{9}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{8}{9}$

Decimal Form:

$0.\overline{8}$