Question

8 девятых - 8 пятнадцатых * 5 шестых

Answer 1

8/9-8/15*5/6=4/9
8/15*5/6=4/9
8/9-4/9=4/9

Answer 2

8/9-8/15*5/6=8/9-8*5/15*6=8/9-40/90=80/90-40/90=
(80-40)/90=40/90=4/9;
 4 девятых