Respuesta :

Answer:

38.2%

Step-by-step explanation:

Given data

Initial number= 136

FInal number= 84

%dcrease= initial-final/initial*100

%dcrease= 136-84/136*100

%dcrease= 52/136*100

%dcrease=0.382*100

%dcrease=38.2%

Hence the decrease is 38.2%