(4,25-1 1/3)×(-5 1/7)-1 1/6÷5 4/9

Question

(4,25-1 1/3)×(-5 1/7)-1 1/6÷5 4/9

Answer 1

Ответ:

-15 3/14

Пошаговое объяснение:

1) 4,25-1 1/3 = 3 15/12 - 1 4/12 =2 11/12;

2) 2 11/12 * (-5 1/7) = - 35/12* 36/7 = - 15;

3) 1 1/6 : 5 4/9 = 7/6 * 9/49 = 3/14;

4) - 15 - 3/14 = - 15 3/14