-27.6% is the change from 645 to 467
Calculation steps:
[( 467 - 645 ) ÷ 645] x 100 = -27.6%
Formula
Percentage change = [(467 - 645) / 645] x 100
Subtract the new number by the original number
467 - 645 = -178
-178 ÷ 645 = -0.27596899224806204
-0.27596899224806204 x 100 = -27.6%