Question

1) (4,5/9-3,7/12)÷(-1,8/27)
2) 2(1,1/7-х)-3,1/14= -2,5/7

Answer 1

1)(4 5/9 - 3 7/12):(-1 8/27)=
(41/9-43/12):(-35/27)=
35/36:(-35/27)=
-35/36:27/35=
-3/4