30.56% is the change from 625 to 816
Calculation steps:
[( 816 - 625 ) ÷ 625] x 100 = 30.56%
Formula
Percentage change = [(816 - 625) / 625] x 100
Subtract the new number by the original number
816 - 625 = 191
191 ÷ 625 = 0.3056
0.3056 x 100 = 30.56%