Solve 1/4+2/5/3=

$$\frac { \frac { 1 } { 4 } + \frac { 2 } { 5 } } { 3 } =$$

Evaluate

$$\frac{13}{60}\approx 0.216666667$$

Solution Steps

Least common multiple of 4 and 5 is 20. Convert \frac{1}{4} and \frac{2}{5} to fractions with denominator 20.

$$\frac{\frac{5}{20}+\frac{8}{20}}{3}$$

Since \frac{5}{20} and \frac{8}{20} have the same denominator, add them by adding their numerators.

$$\frac{\frac{5+8}{20}}{3}$$

Add 5 and 8 to get 13.

$$\frac{\frac{13}{20}}{3}$$

Express \frac{\frac{13}{20}}{3} as a single fraction.

$$\frac{13}{20\times 3}$$

Multiply 20 and 3 to get 60.

$$\frac{13}{60}$$

Factor

$$\frac{13}{2 ^ {2} \cdot 3 \cdot 5} = 0.21666666666666667$$