396.39% is the change from 166 to 824
Calculation steps:
[( 824 - 166 ) ÷ 166] x 100 = 396.39%
Formula
Percentage change = [(824 - 166) / 166] x 100
Subtract the new number by the original number
824 - 166 = 658
658 ÷ 166 = 3.963855421686747
3.963855421686747 x 100 = 396.39%