2\frac{1}{4}+2\frac{1}{3}+2\frac{1{2}=

[tex]2 \frac{1}{4} + 2 \frac{1}{3} + 2 \frac{1}{2} = \frac{9}{4} + \frac{7}{3} + \frac{5}{2} = \frac{27}{12} + \frac{20}{12} + \frac{30}{12} = \frac{77}{12} = 6 \frac{5}{12}

semoga membantu .... :)