Question

10:{-4(-8):[12+(-12):6+(-2)*3]}=

Answer 1

$10 : [ -4(-8):[12+(-12):6+(-2)*3]]= \\ \\ 10: [+32:[12-2 -6]] \\ \\ 10 : [32:4] \\ \\ 10:8 \\ \\ \frac{10}{8} \\ \\ \frac{5}{4}$