Solve 5/7-1-2

$$\frac { 5 } { 7 } - 1 - 2$$

Evaluate

$$-\frac{16}{7}\approx -2.285714286$$

Solution Steps

Convert 1 to fraction \frac{7}{7}.

$$\frac{5}{7}-\frac{7}{7}-2$$

Since \frac{5}{7} and \frac{7}{7} have the same denominator, subtract them by subtracting their numerators.

$$\frac{5-7}{7}-2$$

Subtract 7 from 5 to get -2.

$$-\frac{2}{7}-2$$

Convert 2 to fraction \frac{14}{7}.

$$-\frac{2}{7}-\frac{14}{7}$$

Since -\frac{2}{7} and \frac{14}{7} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-2-14}{7}$$

Subtract 14 from -2 to get -16.

$$-\frac{16}{7}$$

Factor

$$-\frac{16}{7} = -2\frac{2}{7} = -2.2857142857142856$$