I think it would be 3/4 since 8-5 would be 3 and x minus x would be 0, so that leaves 3 on the top and when u subtract fractions you don't subtract the bottom number so it leaves you with 3/4
if it says 26 grader than it means the mouth opens to that 26 if it says 26 less then it means the mouth is facing to the q but it is not so it is the mouth facing the 26