Question

0+{3*24:6+5*[40+1*(560:8-7*7)]}=

Answer 1

0+[12+5x(40+21)]=
0+12+5x61=
12+305=
317

Answer 2

=0+{72:6+5x[40+1x(70-49)]}=
=0+[12+5x(40+21)]=
=0+(12+5x61)=
=0+(12+305)=
=317