37.4% is the change from 599 to 823
Calculation steps:
[( 823 - 599 ) ÷ 599] x 100 = 37.4%
Formula
Percentage change = [(823 - 599) / 599] x 100
Subtract the new number by the original number
823 - 599 = 224
224 ÷ 599 = 0.3739565943238731
0.3739565943238731 x 100 = 37.4%