1) (3,4+7)*(-1 7/18) 2) (6 2/9 -5 5/6) : -7/36 - вопрос №7674972134717182629556736 от fatima777799ozu0sv 10.03.2021 11:21

Question

Математика: 1) (3,4+7)*(-1 7/18) 2) (6 2/9 -5 5/6) : -7/36 ω^

fatima777799ozu0sv · Answer

1) (3,4+7)*(-1 7/18) = - 3 5/73,4+7=10,410,4*(-1 7/18)= - 104/100*25/7= - 104/28= -3 20/28= - 3 5/72) (6 2/9 -5 5/6) : -7/36= - 1 3/76 2/9-5 5/6=6 2/18-5 15/18=5 20/18-5 15/18=5/185/18÷(-7/36)= - 5/18*36/7= - 10/7 = - 1 3/7...