Solve 2/5+4/15=

$$\frac { 2 } { 5 } + \frac { 4 } { 15 } =$$

Evaluate

$$\frac{2}{3}\approx 0.666666667$$

Solution Steps

Least common multiple of 5 and 15 is 15. Convert \frac{2}{5} and \frac{4}{15} to fractions with denominator 15.

$$\frac{6}{15}+\frac{4}{15}$$

Since \frac{6}{15} and \frac{4}{15} have the same denominator, add them by adding their numerators.

$$\frac{6+4}{15}$$

Add 6 and 4 to get 10.

$$\frac{10}{15}$$

Reduce the fraction \frac{10}{15} to lowest terms by extracting and canceling out 5.

$$\frac{2}{3}$$

Factor

$$\frac{2}{3} = 0.6666666666666666$$