Solve -3/8-1/9

$$- \frac{ 3 }{ 8 } - \frac{ 1 }{ 9 }$$

Evaluate

$$-\frac{35}{72}\approx -0.486111111$$

Solution Steps

Least common multiple of 8 and 9 is 72. Convert -\frac{3}{8} and \frac{1}{9} to fractions with denominator 72.

$$-\frac{27}{72}-\frac{8}{72}$$

Since -\frac{27}{72} and \frac{8}{72} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-27-8}{72}$$

Subtract 8 from -27 to get -35.

$$-\frac{35}{72}$$

Factor

$$-\frac{35}{72} = -0.4861111111111111$$