Solve 1/63+1/72

$$\frac{ 1 }{ 63 } + \frac{ 1 }{ 72 }$$

Evaluate

$$\frac{5}{168}\approx 0.029761905$$

Solution Steps

Least common multiple of 63 and 72 is 504. Convert \frac{1}{63} and \frac{1}{72} to fractions with denominator 504.

$$\frac{8}{504}+\frac{7}{504}$$

Since \frac{8}{504} and \frac{7}{504} have the same denominator, add them by adding their numerators.

$$\frac{8+7}{504}$$

Add 8 and 7 to get 15.

$$\frac{15}{504}$$

Reduce the fraction \frac{15}{504} to lowest terms by extracting and canceling out 3.

$$\frac{5}{168}$$

Factor

$$\frac{5}{2 ^ {3} \cdot 3 \cdot 7} = 0.02976190476190476$$