-71.83% is the change from 646 to 182
Calculation steps:
[( 182 - 646 ) ÷ 646] x 100 = -71.83%
Formula
Percentage change = [(182 - 646) / 646] x 100
Subtract the new number by the original number
182 - 646 = -464
-464 ÷ 646 = -0.718266253869969
-0.718266253869969 x 100 = -71.83%