38.46% is the change from 598 to 828
Calculation steps:
[( 828 - 598 ) ÷ 598] x 100 = 38.46%
Formula
Percentage change = [(828 - 598) / 598] x 100
Subtract the new number by the original number
828 - 598 = 230
230 ÷ 598 = 0.38461538461538464
0.38461538461538464 x 100 = 38.46%