Solve 3/40+1/20

$$\frac { 3 } { 40 } + \frac { 1 } { 20 }$$

Evaluate

$$\frac{1}{8}=0.125$$

Solution Steps

Least common multiple of 40 and 20 is 40. Convert \frac{3}{40} and \frac{1}{20} to fractions with denominator 40.

$$\frac{3}{40}+\frac{2}{40}$$

Since \frac{3}{40} and \frac{2}{40} have the same denominator, add them by adding their numerators.

$$\frac{3+2}{40}$$

Add 3 and 2 to get 5.

$$\frac{5}{40}$$

Reduce the fraction \frac{5}{40} to lowest terms by extracting and canceling out 5.

$$\frac{1}{8}$$

Factor

$$\frac{1}{2 ^ {3}} = 0.125$$