-25.23% is the change from 646 to 483
Calculation steps:
[( 483 - 646 ) ÷ 646] x 100 = -25.23%
Formula
Percentage change = [(483 - 646) / 646] x 100
Subtract the new number by the original number
483 - 646 = -163
-163 ÷ 646 = -0.25232198142414863
-0.25232198142414863 x 100 = -25.23%