Evaluate -2--1/2 | Math Help

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

Simplify each term.

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Move the negative in front of the fraction.

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

Multiply $- - \frac{1}{2}$ .

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Multiply $- 1$ by $- 1$ .

$- 2 + 1 (\frac{1}{2})$

Multiply $\frac{1}{2}$ by $1$ .

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

To write $- 2$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

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

Combine $- 2$ and $\frac{2}{2}$ .

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

Combine the numerators over the common denominator.

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

Simplify the numerator.

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Multiply $- 2$ by $2$ .

$\frac{- 4 + 1}{2}$

Add $- 4$ and $1$ .

$\frac{- 3}{2}$

Move the negative in front of the fraction.

$- \frac{3}{2}$

The result can be shown in multiple forms.

Exact Form:

$- \frac{3}{2}$

Decimal Form:

$- 1.5$

Mixed Number Form:

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