Solve 1/12-1/36

$$\frac { 1 } { 12 } - \frac { 1 } { 36 }$$

Evaluate

$$\frac{1}{18}\approx 0.055555556$$

Solution Steps

Least common multiple of 12 and 36 is 36. Convert \frac{1}{12} and \frac{1}{36} to fractions with denominator 36.

$$\frac{3}{36}-\frac{1}{36}$$

Since \frac{3}{36} and \frac{1}{36} have the same denominator, subtract them by subtracting their numerators.

$$\frac{3-1}{36}$$

Subtract 1 from 3 to get 2.

$$\frac{2}{36}$$

Reduce the fraction \frac{2}{36} to lowest terms by extracting and canceling out 2.

$$\frac{1}{18}$$

Factor

$$\frac{1}{2 \cdot 3 ^ {2}} = 0.05555555555555555$$