Pre-Algebra Examples

$- 1 + \frac{3}{2}$

Step 1

To write $- 1$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$- 1 \cdot \frac{2}{2} + \frac{3}{2}$

Step 2

Combine $- 1$ and $\frac{2}{2}$ .

$\frac{- 1 \cdot 2}{2} + \frac{3}{2}$

Step 3

Combine the numerators over the common denominator.

$\frac{- 1 \cdot 2 + 3}{2}$

Step 4

Simplify the numerator.

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Step 4.1

Multiply $- 1$ by $2$ .

$\frac{- 2 + 3}{2}$

Step 4.2

Add $- 2$ and $3$ .

$\frac{1}{2}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{2}$

Decimal Form:

$0.5$