1/2 is the same as 0.5 .
If you didn't remember that, you could calculate it.
The fraction ' 1/2 ' means " 1 divided by 2 ".
Do the division . . . divide 1 by 2, and you get 0.5 .
So ( 76 and 1/2 ) is the same as ' 76.5 '. There's your terminating decimal.