Simplify 2^-1+2^-1

$2^{- 1} + 2^{- 1}$

Step 1

Simplify each term.

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{2} + 2^{- 1}$

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{2} + \frac{1}{2}$

Step 2

Combine fractions.

Combine the numerators over the common denominator.

$\frac{1 + 1}{2}$

Simplify the expression.

Add $1$ and $1$ .

$\frac{2}{2}$

Divide $2$ by $2$ .

$1$