-31.42% is the change from 646 to 443
Calculation steps:
[( 443 - 646 ) ÷ 646] x 100 = -31.42%
Formula
Percentage change = [(443 - 646) / 646] x 100
Subtract the new number by the original number
443 - 646 = -203
-203 ÷ 646 = -0.3142414860681115
-0.3142414860681115 x 100 = -31.42%