-80.74% is the change from 649 to 125
Calculation steps:
[( 125 - 649 ) ÷ 649] x 100 = -80.74%
Formula
Percentage change = [(125 - 649) / 649] x 100
Subtract the new number by the original number
125 - 649 = -524
-524 ÷ 649 = -0.8073959938366718
-0.8073959938366718 x 100 = -80.74%