37.86% is the change from 597 to 823
Calculation steps:
[( 823 - 597 ) ÷ 597] x 100 = 37.86%
Formula
Percentage change = [(823 - 597) / 597] x 100
Subtract the new number by the original number
823 - 597 = 226
226 ÷ 597 = 0.3785594639865997
0.3785594639865997 x 100 = 37.86%