2/11×(14 1/3+2 1/6)пожалуйста
2/11 * (14 1/3 + 2 1/6) = 3 1) 14 1/3 + 2 1/6 = 14 2/6 + 2 1/6 = 16 3/6 = 16 1/2 2) 2/11 * 16 1/2 = 2/11 * 33/2 = 33/11 = 3