Ответ:\(\frac{93}{100}+18.256=0.93+18.256=19.186\).\(0.25\cdot 8\frac{3}{10}=0.25\cdot 8.3=2.075\).\(11\frac{7}{100}-5.985=11.07-5.985=5.085\).Ответ: 1) 19,186; 2) 2,075; 3) 5,085.