Answer:
[tex] \frac{3}{4} + \frac{6}{8} [/tex]
l.c.m =8
[tex] \frac{3(2) + 6(1)}{8} [/tex]
[tex] \frac{6 + 6}{8} [/tex]
[tex] \frac{12}{8} [/tex]
or
[tex] \frac{3}{2} [/tex]