-10.14% is the change from 897 to 806
Calculation steps:
[( 806 - 897 ) ÷ 897] x 100 = -10.14%
Formula
Percentage change = [(806 - 897) / 897] x 100
Subtract the new number by the original number
806 - 897 = -91
-91 ÷ 897 = -0.10144927536231885
-0.10144927536231885 x 100 = -10.14%