-9.54% is the change from 566 to 512
Calculation steps:
[( 512 - 566 ) ÷ 566] x 100 = -9.54%
Formula
Percentage change = [(512 - 566) / 566] x 100
Subtract the new number by the original number
512 - 566 = -54
-54 ÷ 566 = -0.09540636042402827
-0.09540636042402827 x 100 = -9.54%