-46.07% is the change from 649 to 350
Calculation steps:
[( 350 - 649 ) ÷ 649] x 100 = -46.07%
Formula
Percentage change = [(350 - 649) / 649] x 100
Subtract the new number by the original number
350 - 649 = -299
-299 ÷ 649 = -0.46070878274268107
-0.46070878274268107 x 100 = -46.07%