-30.89% is the change from 641 to 443
Calculation steps:
[( 443 - 641 ) ÷ 641] x 100 = -30.89%
Formula
Percentage change = [(443 - 641) / 641] x 100
Subtract the new number by the original number
443 - 641 = -198
-198 ÷ 641 = -0.3088923556942278
-0.3088923556942278 x 100 = -30.89%