(-238+742)-42=504-42=462
-(-356+145)-56=356-145-56=155
(7*95-900)-7*95=(665-900)-665=-235-665=-900
-(795-9*99)-99*0=-795+891-0=96
(-48+101-29)-101+29 =24-101+29=-48
-(-79-39+81)+81-39=79+39-81+81-39=79
(-238+742)-42=504-42=462
-(-356+145)-56=356-145-56=155
(7*95-900)-7*95=(665-900)-665=-235-665=-900
-(795-9*99)-99*0=-795+891-0=96
(-48+101-29)-101+29 =24-101+29=-48
-(-79-39+81)+81-39=79+39-81+81-39=79