Solve 9/11-3/5

$$\frac { 9 } { 11 } - \frac { 3 } { 5 }$$

Evaluate

$$\frac{12}{55}\approx 0.218181818$$

Solution Steps

Least common multiple of 11 and 5 is 55. Convert \frac{9}{11} and \frac{3}{5} to fractions with denominator 55.

$$\frac{45}{55}-\frac{33}{55}$$

Since \frac{45}{55} and \frac{33}{55} have the same denominator, subtract them by subtracting their numerators.

$$\frac{45-33}{55}$$

Subtract 33 from 45 to get 12.

$$\frac{12}{55}$$

Factor

$$\frac{2 ^ {2} \cdot 3}{5 \cdot 11} = 0.21818181818181817$$