Solve 1/45+1/60

$$\frac { 1 } { 45 } + \frac { 1 } { 60 }$$

Evaluate

$$\frac{7}{180}\approx 0.038888889$$

Solution Steps

Least common multiple of 45 and 60 is 180. Convert \frac{1}{45} and \frac{1}{60} to fractions with denominator 180.

$$\frac{4}{180}+\frac{3}{180}$$

Since \frac{4}{180} and \frac{3}{180} have the same denominator, add them by adding their numerators.

$$\frac{4+3}{180}$$

Add 4 and 3 to get 7.

$$\frac{7}{180}$$

Factor

$$\frac{7}{2 ^ {2} \cdot 3 ^ {2} \cdot 5} = 0.03888888888888889$$