Question

a,124-[-79]+[-35]-[-48] b,-28+[-39]-[-36]+12 c,-37-69+[-23]+59

Answer 1

a,124-[-79]+[-35]-[-48]

b,-28+[-39]-[-36]+12

c,-37-69+[-23]+59

Answer 2

a, 124-(-79)+(-35)-(-48)

= 203+(-35)-(-48)

= 168-(-48)

=216

b, (-28)+(-39)-(-36)+12

=(-67)-(-36)+12

=-31+12

=-19

c, (-37)-69+(-23)+59

=(-106)+(-23)+59

=(-129)+59

=-70