-44.89% is the change from 646 to 356
Calculation steps:
[( 356 - 646 ) ÷ 646] x 100 = -44.89%
Formula
Percentage change = [(356 - 646) / 646] x 100
Subtract the new number by the original number
356 - 646 = -290
-290 ÷ 646 = -0.44891640866873067
-0.44891640866873067 x 100 = -44.89%