38.23% is the change from 599 to 828
Calculation steps:
[( 828 - 599 ) ÷ 599] x 100 = 38.23%
Formula
Percentage change = [(828 - 599) / 599] x 100
Subtract the new number by the original number
828 - 599 = 229
229 ÷ 599 = 0.3823038397328882
0.3823038397328882 x 100 = 38.23%