Ответ:\(−83+44=−39\)\(67+(−23)=44\)\(9−12=−3\)\(−4+7=3\)\(25−30=−5\)\(−14+21=7\)\(75−90=−15\)\(−56+81=25\)Ответ: −39; 44; −3; 3; −5; 7; −15; 25.