Вычислите 5 1/2 + 9 3/4 : 3 5/7 +2 14/16
1) 9 3/4 : 3 5/7 = 39/4 :26/ 7 = 39/4 · 7/26 = 273/104= 2 65/104 2) 5 1/2 + 2 65/104 = 5 52 /104 + 2 65/104 = 7 117/104= 8 13/104 3) 8 13/104 +2 14/16 = 8 26/208 + 2 182/208 = 10 208/208 = 11 Ответ: 11