Solve -3/9+1/2

$$- \frac { 3 } { 9 } + \frac { 1 } { 2 }$$

Evaluate

$$\frac{1}{6}\approx 0.166666667$$

Solution Steps

Reduce the fraction \frac{3}{9} to lowest terms by extracting and canceling out 3.

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

Least common multiple of 3 and 2 is 6. Convert -\frac{1}{3} and \frac{1}{2} to fractions with denominator 6.

$$-\frac{2}{6}+\frac{3}{6}$$

Since -\frac{2}{6} and \frac{3}{6} have the same denominator, add them by adding their numerators.

$$\frac{-2+3}{6}$$

Add -2 and 3 to get 1.

$$\frac{1}{6}$$

Factor

$$\frac{1}{2 \cdot 3} = 0.16666666666666666$$