36.91% is the change from 596 to 816
Calculation steps:
[( 816 - 596 ) ÷ 596] x 100 = 36.91%
Formula
Percentage change = [(816 - 596) / 596] x 100
Subtract the new number by the original number
816 - 596 = 220
220 ÷ 596 = 0.3691275167785235
0.3691275167785235 x 100 = 36.91%