Solve 21/144-3/137

$$\frac { 21 } { 144 } - \frac { 3 } { 137 }$$

Evaluate

$$\frac{815}{6576}\approx 0.123935523$$

Solution Steps

Reduce the fraction \frac{21}{144} to lowest terms by extracting and canceling out 3.

$$\frac{7}{48}-\frac{3}{137}$$

Least common multiple of 48 and 137 is 6576. Convert \frac{7}{48} and \frac{3}{137} to fractions with denominator 6576.

$$\frac{959}{6576}-\frac{144}{6576}$$

Since \frac{959}{6576} and \frac{144}{6576} have the same denominator, subtract them by subtracting their numerators.

$$\frac{959-144}{6576}$$

Subtract 144 from 959 to get 815.

$$\frac{815}{6576}$$

Factor

$$\frac{5 \cdot 163}{2 ^ {4} \cdot 3 \cdot 137} = 0.12393552311435523$$