Ответ:\(42+51=93\);\(62+29=91\);\(35\cdot2=70\);\(85-57=28\);\(96-38=58\);\(12\cdot6=72\);\(63:21=3\);\(76:4=19\).Ответ: 93; 91; 70; 28; 58; 72; 3; 19.