-85.26% is the change from 563 to 83
Calculation steps:
[( 83 - 563 ) ÷ 563] x 100 = -85.26%
Formula
Percentage change = [(83 - 563) / 563] x 100
Subtract the new number by the original number
83 - 563 = -480
-480 ÷ 563 = -0.8525754884547069
-0.8525754884547069 x 100 = -85.26%