36.29% is the change from 598 to 815
Calculation steps:
[( 815 - 598 ) ÷ 598] x 100 = 36.29%
Formula
Percentage change = [(815 - 598) / 598] x 100
Subtract the new number by the original number
815 - 598 = 217
217 ÷ 598 = 0.362876254180602
0.362876254180602 x 100 = 36.29%