19.16% is the change from 809 to 964
Calculation steps:
[( 964 - 809 ) ÷ 809] x 100 = 19.16%
Formula
Percentage change = [(964 - 809) / 809] x 100
Subtract the new number by the original number
964 - 809 = 155
155 ÷ 809 = 0.1915945611866502
0.1915945611866502 x 100 = 19.16%