-90.44% is the change from 565 to 54
Calculation steps:
[( 54 - 565 ) ÷ 565] x 100 = -90.44%
Formula
Percentage change = [(54 - 565) / 565] x 100
Subtract the new number by the original number
54 - 565 = -511
-511 ÷ 565 = -0.904424778761062
-0.904424778761062 x 100 = -90.44%