Solve -3/8+-5/12

$$\frac { - 3 } { 8 } + \frac { - 5 } { 12 }$$

Evaluate

$$-\frac{19}{24}\approx -0.791666667$$

Solution Steps

Fraction \frac{-3}{8} can be rewritten as -\frac{3}{8} by extracting the negative sign.

$$-\frac{3}{8}+\frac{-5}{12}$$

Fraction \frac{-5}{12} can be rewritten as -\frac{5}{12} by extracting the negative sign.

$$-\frac{3}{8}-\frac{5}{12}$$

Least common multiple of 8 and 12 is 24. Convert -\frac{3}{8} and \frac{5}{12} to fractions with denominator 24.

$$-\frac{9}{24}-\frac{10}{24}$$

Since -\frac{9}{24} and \frac{10}{24} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-9-10}{24}$$

Subtract 10 from -9 to get -19.

$$-\frac{19}{24}$$

Factor

$$-\frac{19}{24} = -0.7916666666666666$$