-48.38% is the change from 649 to 335
Calculation steps:
[( 335 - 649 ) ÷ 649] x 100 = -48.38%
Formula
Percentage change = [(335 - 649) / 649] x 100
Subtract the new number by the original number
335 - 649 = -314
-314 ÷ 649 = -0.48382126348228044
-0.48382126348228044 x 100 = -48.38%