19.32% is the change from 678 to 809
Calculation steps:
[( 809 - 678 ) ÷ 678] x 100 = 19.32%
Formula
Percentage change = [(809 - 678) / 678] x 100
Subtract the new number by the original number
809 - 678 = 131
131 ÷ 678 = 0.19321533923303835
0.19321533923303835 x 100 = 19.32%