82.79% is the change from 308 to 563
Calculation steps:
[( 563 - 308 ) ÷ 308] x 100 = 82.79%
Formula
Percentage change = [(563 - 308) / 308] x 100
Subtract the new number by the original number
563 - 308 = 255
255 ÷ 308 = 0.827922077922078
0.827922077922078 x 100 = 82.79%