430.97% is the change from 155 to 823
Calculation steps:
[( 823 - 155 ) ÷ 155] x 100 = 430.97%
Formula
Percentage change = [(823 - 155) / 155] x 100
Subtract the new number by the original number
823 - 155 = 668
668 ÷ 155 = 4.309677419354839
4.309677419354839 x 100 = 430.97%