-55.26% is the change from 646 to 289
Calculation steps:
[( 289 - 646 ) ÷ 646] x 100 = -55.26%
Formula
Percentage change = [(289 - 646) / 646] x 100
Subtract the new number by the original number
289 - 646 = -357
-357 ÷ 646 = -0.5526315789473685
-0.5526315789473685 x 100 = -55.26%