Solve 17/18-1/12

$$\frac{ 17 }{ 18 } - \frac{ 1 }{ 12 }$$

Evaluate

$$\frac{31}{36}\approx 0.861111111$$

Solution Steps

Least common multiple of 18 and 12 is 36. Convert \frac{17}{18} and \frac{1}{12} to fractions with denominator 36.

$$\frac{34}{36}-\frac{3}{36}$$

Since \frac{34}{36} and \frac{3}{36} have the same denominator, subtract them by subtracting their numerators.

$$\frac{34-3}{36}$$

Subtract 3 from 34 to get 31.

$$\frac{31}{36}$$

Factor

$$\frac{31}{2 ^ {2} \cdot 3 ^ {2}} = 0.8611111111111112$$