-44.62% is the change from 641 to 355
Calculation steps:
[( 355 - 641 ) ÷ 641] x 100 = -44.62%
Formula
Percentage change = [(355 - 641) / 641] x 100
Subtract the new number by the original number
355 - 641 = -286
-286 ÷ 641 = -0.44617784711388453
-0.44617784711388453 x 100 = -44.62%