6.15% is the change from 845 to 897
Calculation steps:
[( 897 - 845 ) ÷ 845] x 100 = 6.15%
Formula
Percentage change = [(897 - 845) / 845] x 100
Subtract the new number by the original number
897 - 845 = 52
52 ÷ 845 = 0.06153846153846154
0.06153846153846154 x 100 = 6.15%