Question

[60-9+(34-16)-24]-{68-46-[(9-7+18]+2}-(10+24)

Answer 1

[60-9+(34-16)-24]-{68-46-[(9-7+18]+2}-(10+24)=
60-9+18-[68-46-20]+2-34
60-9+18-4-34=
51+18-4-34=
69-4-34=
65-34=
31

Answer 2

(60-9+18-24)-(68-46-20)+2-34=
45-2+2-34=45-34=11