Answer:
13/48
Explanation:
I take the middle sign to be plus.\
3/4//4/5 = 3/4 * 5/4 = 15/16
15/16 - 2/3 =
The lowest common denominator would be 48: 16 and 3 are prime to each other.
45/48 - 32/48 = 13 / 48
Where did the minus come from? I take it that there is a minus sign in front of the 2