Solve 5/13+7/12=

$$\frac { 5 } { 13 } + \frac { 7 } { 12 } =$$

Evaluate

$$\frac{151}{156}\approx 0.967948718$$

Solution Steps

Least common multiple of 13 and 12 is 156. Convert \frac{5}{13} and \frac{7}{12} to fractions with denominator 156.

$$\frac{60}{156}+\frac{91}{156}$$

Since \frac{60}{156} and \frac{91}{156} have the same denominator, add them by adding their numerators.

$$\frac{60+91}{156}$$

Add 60 and 91 to get 151.

$$\frac{151}{156}$$

Factor

$$\frac{151}{2 ^ {2} \cdot 3 \cdot 13} = 0.967948717948718$$