Solve -20/6-7/10

$$\frac{ -20 }{ 6 } - \frac{ 7 }{ 10 }$$

Evaluate

$$-\frac{121}{30}\approx -4.033333333$$

Solution Steps

Reduce the fraction \frac{-20}{6} to lowest terms by extracting and canceling out 2.

$$-\frac{10}{3}-\frac{7}{10}$$

Least common multiple of 3 and 10 is 30. Convert -\frac{10}{3} and \frac{7}{10} to fractions with denominator 30.

$$-\frac{100}{30}-\frac{21}{30}$$

Since -\frac{100}{30} and \frac{21}{30} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-100-21}{30}$$

Subtract 21 from -100 to get -121.

$$-\frac{121}{30}$$

Factor

$$-\frac{121}{30} = -4\frac{1}{30} = -4.033333333333333$$