Solve 5/12-1/9

$$\frac { 5 } { 12 } - \frac { 1 } { 9 }$$

Evaluate

$$\frac{11}{36}\approx 0.305555556$$

Solution Steps

Least common multiple of 12 and 9 is 36. Convert \frac{5}{12} and \frac{1}{9} to fractions with denominator 36.

$$\frac{15}{36}-\frac{4}{36}$$

Since \frac{15}{36} and \frac{4}{36} have the same denominator, subtract them by subtracting their numerators.

$$\frac{15-4}{36}$$

Subtract 4 from 15 to get 11.

$$\frac{11}{36}$$

Factor

$$\frac{11}{2 ^ {2} \cdot 3 ^ {2}} = 0.3055555555555556$$