-90.91% is the change from 583 to 53
Calculation steps:
[( 53 - 583 ) ÷ 583] x 100 = -90.91%
Formula
Percentage change = [(53 - 583) / 583] x 100
Subtract the new number by the original number
53 - 583 = -530
-530 ÷ 583 = -0.9090909090909091
-0.9090909090909091 x 100 = -90.91%