Evaluate 1*2^-2

$1 \cdot 2^{- 2}$

Step 1

Multiply $2^{- 2}$ by $1$ .

$2^{- 2}$

Step 2

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

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

Step 3

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

$\frac{1}{4}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{4}$

Decimal Form:

$0.25$