Question

-3/4 . 1/2 + 13/2 : 1/2 -1= me ajudem com conta help

Answer 1

-3/8+13/2×2/1-1=

-3/8+26/2-1=

mmc 8,2=2
4,1. 2
2,1. 2
1,1 =8

-3/8+104/8-1=

-101/8-1=
-101/8-8/8= 93/8

esperoter ajudado.