4.09% is the change from 783 to 815
Calculation steps:
[( 815 - 783 ) ÷ 783] x 100 = 4.09%
Formula
Percentage change = [(815 - 783) / 783] x 100
Subtract the new number by the original number
815 - 783 = 32
32 ÷ 783 = 0.04086845466155811
0.04086845466155811 x 100 = 4.09%