-31.21% is the change from 644 to 443
Calculation steps:
[( 443 - 644 ) ÷ 644] x 100 = -31.21%
Formula
Percentage change = [(443 - 644) / 644] x 100
Subtract the new number by the original number
443 - 644 = -201
-201 ÷ 644 = -0.31211180124223603
-0.31211180124223603 x 100 = -31.21%