Question

Решите пример, плиз))

Answer 1

1 8/11 + 2 2/19 * (1 4/5 - 2 3/4) = 19/11 + 40/19 * (9/5 - 11/4) = 19/11 + 40/19 * (36-55)/20 = 19/11 + 40/19 * (-19/20) = 19/11 - 2 = (19-22)/11 = -3/11

Answer 2

Спасибо)