Respuesta :

its already in simplest form= 81/100
 
All you have to do is move the decimal over 2 places and you get 84/100 its out of 100 because its more then 10. then you simplify.
84/100---->  21/25 
i got this because 84 and 100 is dividable by 4
21/25<----- that's your answer