a) (-21) + |-50| + (-29) – |-2016|
= (-21) + 50 + (-29) – 2016
= [(-21) + (-29) + 50] – 2016 = ( -50 +50 ) – 2016
= 0 – 2016 = - 2016 .
b) 36 : 32 + 32 . 23 -150
= 36 : 9 + 9 . 8 – 1 = 4 + 72 – 1 = 76 – 1 = 75
c) ( 5103 – 5102 – 5101) : ( 599 . 26 – 599)
= ( 5103 – 5102 – 5101) : [ 599 . ( 26 – 1)]
= ( 5103 – 5102 – 5101) : ( 599 . 25 )
= 5101 ( 52 – 51 – 50) : ( 599 . 52 )
= ( 5101 . 19 ) : 5101 = 19