-90.51% is the change from 569 to 54
Calculation steps:
[( 54 - 569 ) ÷ 569] x 100 = -90.51%
Formula
Percentage change = [(54 - 569) / 569] x 100
Subtract the new number by the original number
54 - 569 = -515
-515 ÷ 569 = -0.9050966608084359
-0.9050966608084359 x 100 = -90.51%