-42.26% is the change from 646 to 373
Calculation steps:
[( 373 - 646 ) ÷ 646] x 100 = -42.26%
Formula
Percentage change = [(373 - 646) / 646] x 100
Subtract the new number by the original number
373 - 646 = -273
-273 ÷ 646 = -0.42260061919504643
-0.42260061919504643 x 100 = -42.26%