-84.13% is the change from 649 to 103
Calculation steps:
[( 103 - 649 ) ÷ 649] x 100 = -84.13%
Formula
Percentage change = [(103 - 649) / 649] x 100
Subtract the new number by the original number
103 - 649 = -546
-546 ÷ 649 = -0.8412942989214176
-0.8412942989214176 x 100 = -84.13%