423.08% is the change from 156 to 816
Calculation steps:
[( 816 - 156 ) ÷ 156] x 100 = 423.08%
Formula
Percentage change = [(816 - 156) / 156] x 100
Subtract the new number by the original number
816 - 156 = 660
660 ÷ 156 = 4.230769230769231
4.230769230769231 x 100 = 423.08%