Question

Simplify:
a. [37 - (-8)] + [11 - (-30)]
b. [-13 - (-17)] + [-22 - (-40)]
explain with solutions

Answer 1

a. (37+8)+(11+30). (-*-=+)
45+41
86

b. (-13+17)+(-22+40)
4+18
22

Answer 2

a. [37+8]+[11+30]
= 45+41
= 86