Answer :

find the lcm first for 8 and 5 which is 40

closs multiply the 4 given numbers

so,

8x4 +5x3/ 40 (lcm)

32+15/40 = 47/40

47/40 = 1.175

ans = 1.175

hope that helps u out


[tex] \frac{3}{8}+ \frac{4}{5} \\ \\ \frac{3*5}{8*5}= \frac{15}{40} \\ \\ \frac{4*8}{5*8}= \frac{32}{40} \\ \\ \frac{15}{40}+ \frac{32}{40}= \frac{47}{40} \\ \\ \frac{47}{40}=1 \frac{7}{40} \\ \\ Answer:1 \frac{7}{40} \\ [/tex]