Solve 6/18+-14/21

$$\frac { 6 } { 18 } + \frac { - 14 } { 21 }$$

Evaluate

$$-\frac{1}{3}\approx -0.333333333$$

Solution Steps

Reduce the fraction \frac{6}{18} to lowest terms by extracting and canceling out 6.

$$\frac{1}{3}+\frac{-14}{21}$$

Reduce the fraction \frac{-14}{21} to lowest terms by extracting and canceling out 7.

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

Since \frac{1}{3} and \frac{2}{3} have the same denominator, subtract them by subtracting their numerators.

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

Subtract 2 from 1 to get -1.

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

Factor

$$-\frac{1}{3} = -0.3333333333333333$$