(325+124)-(186+95)=449-281=168
(842-428)+(330-305)=426+35=461
(325+85)-206-96=410-206-96=108
841-509-200+53=132+53=185
(325+124)-(186+95)=449-281=168
(842-428)+(330-305)=426+35=461
(325+85)-206-96=410-206-96=108
841-509-200+53=132+53=185