Solve 1/2+7/-8

$$\frac { 1 } { 2 } + \frac { 7 } { - 8 }$$

Evaluate

$$-\frac{3}{8}=-0.375$$

Solution Steps

Fraction \frac{7}{-8} can be rewritten as -\frac{7}{8} by extracting the negative sign.

$$\frac{1}{2}-\frac{7}{8}$$

Least common multiple of 2 and 8 is 8. Convert \frac{1}{2} and \frac{7}{8} to fractions with denominator 8.

$$\frac{4}{8}-\frac{7}{8}$$

Since \frac{4}{8} and \frac{7}{8} have the same denominator, subtract them by subtracting their numerators.

$$\frac{4-7}{8}$$

Subtract 7 from 4 to get -3.

$$-\frac{3}{8}$$

Factor

$$-\frac{3}{8} = -0.375$$