Ответ:\(20.1-(1.76:1.6)\cdot2.5=20.1-1.1\cdot2.5=17.35\).\(0.872\cdot6.3=5.4936\).\(16.8+9.68=26.48\).\(7.02:0.9=7.8\).\(1.6\cdot7.625=12.2\).\(30.42:7.8=3.9\).\(0.026:0.2=0.13\).