Question 250575
I assume that 8 1/2 is what you meant to write not 81 over 2
divide 81.5 by 5/6 which is the same as multiplying 81.5 by 6/5
example
8 divided by 1/2= 8*2=16

Think about it.
1/2 goes into 1 two times
1/2 goes into 8 sixteen times
so we have 81.5*6/5=81.5*1.2