-60.63% is the change from 828 to 326
Calculation steps:
[( 326 - 828 ) ÷ 828] x 100 = -60.63%
Formula
Percentage change = [(326 - 828) / 828] x 100
Subtract the new number by the original number
326 - 828 = -502
-502 ÷ 828 = -0.606280193236715
-0.606280193236715 x 100 = -60.63%