-77.74% is the change from 566 to 126
Calculation steps:
[( 126 - 566 ) ÷ 566] x 100 = -77.74%
Formula
Percentage change = [(126 - 566) / 566] x 100
Subtract the new number by the original number
126 - 566 = -440
-440 ÷ 566 = -0.7773851590106007
-0.7773851590106007 x 100 = -77.74%