how do i work out $\frac {1}{2} + \frac {1}{3} + \frac {1}{4}$ , the answer is $\frac {13}{12}$ or $1\frac {1}{12}$ but i can't seem to find the working out.
edit:dw i found the solution $\frac {6}{12} + \frac {4}{12} + \frac {3}{12}$