27/80
Step-by-step explanation:
First, we need all the fractions to have a common denominator.
The closest possibility is 80, so we multiply
Multiply:
11/16 times 5= 55/80
4/10 times 8= 32/80
-3/4 times 20= -60/80
Addition:
55/80+32/80=87/80
Subtraction:
87/80-60/60= 27/80
Since it cannot be simplified any further this is our answer
I hope this helps u pls give a brainliest and a thanks ;)