9.52% is the change from 819 to 897
Calculation steps:
[( 897 - 819 ) ÷ 819] x 100 = 9.52%
Formula
Percentage change = [(897 - 819) / 819] x 100
Subtract the new number by the original number
897 - 819 = 78
78 ÷ 819 = 0.09523809523809523
0.09523809523809523 x 100 = 9.52%