Solve 2/5-3/6

$$\frac { 2 } { 5 } - \frac { 3 } { 6 }$$

Evaluate

$$-\frac{1}{10}=-0.1$$

Solution Steps

Reduce the fraction \frac{3}{6} to lowest terms by extracting and canceling out 3.

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

Least common multiple of 5 and 2 is 10. Convert \frac{2}{5} and \frac{1}{2} to fractions with denominator 10.

$$\frac{4}{10}-\frac{5}{10}$$

Since \frac{4}{10} and \frac{5}{10} have the same denominator, subtract them by subtracting their numerators.

$$\frac{4-5}{10}$$

Subtract 5 from 4 to get -1.

$$-\frac{1}{10}$$

Factor

$$-\frac{1}{10} = -0.1$$