316+(498-120)=316+378=694
(548+89)-427=637-427=210
(700-324)+(236+29)=376+268=644
800-(758-346)=800-412 = 388
316+(498-120)=316+378=694
(548+89)-427=637-427=210
(700-324)+(236+29)=376+268=644
800-(758-346)=800-412 = 388