Solve 1/40-1/60=

$$\frac { 1 } { 40 } - \frac { 1 } { 60 } =$$

Evaluate

$$\frac{1}{120}\approx 0.008333333$$

Solution Steps

Least common multiple of 40 and 60 is 120. Convert \frac{1}{40} and \frac{1}{60} to fractions with denominator 120.

$$\frac{3}{120}-\frac{2}{120}$$

Since \frac{3}{120} and \frac{2}{120} have the same denominator, subtract them by subtracting their numerators.

$$\frac{3-2}{120}$$

Subtract 2 from 3 to get 1.

$$\frac{1}{120}$$

Factor

$$\frac{1}{2 ^ {3} \cdot 3 \cdot 5} = 0.008333333333333333$$