Okay the expression is
7
——
4
————
5/6 + 1/15
So first off 5/6 + 1/15 = 9/10
The expression looks like this
7
—
4
——
9
—
10
To get ride of the complex fraction, you need to do multiply 7/4 by the reciprocal of 9/10, like so:
7/4 * 10/9 = 70/36
To simplify divide by 2, the answer is
35
——
18