Question

(192-37+85)-(85+192)

Answer 1

   ( 192 - 37 + 85 ) - ( 85 + 192 )

= 192 - 37 + 85 - 85 - 192

= 192 - 192 + 85 - 85 - 37

= ( 192 - 192 ) + ( 85 - 85 ) - 37

= 0 + 0 - 37

= - 37

Answer 2

(192-37+85)-(85+192)

=192-37+85-85-192

=(192-192)+(85-85)-37

=-37