Question

1. (3-8) + [5 - (-2)]:

2. 5- [6-2-(1-8)-3+6]+5:

Answer 1

1.- (3-8) + [5 - (-2)]:

(3-8) +[5+2]

(3-8(+[-7]

(5)+[7]

=2

2.-5- [6-2-(1-8)-3+6]+5:

=5-[4-(-7(+3]+5

=5-[4+7+3]+5

=5-4-7-3+5

=10-14

=4