B = |−100|+(135−58)−(142−865)
B = 100 + 77 - ( - 723 )
B = 100 + 77 + 723
B = 177 + 723
B = 900
B= 100 + 77 - (-677)
B= 100 + [77-(-677)]
B= 100 + 600
B=700
B=|-100|+(135-58)-(142-865)
B=100+135-58-142+865
B=100+(135+865)-(58-142)
B=100+1000-(-84)
B=1100-(-84)
B=1184