-10.81% is the change from 897 to 800
Calculation steps:
[( 800 - 897 ) ÷ 897] x 100 = -10.81%
Formula
Percentage change = [(800 - 897) / 897] x 100
Subtract the new number by the original number
800 - 897 = -97
-97 ÷ 897 = -0.10813823857302118
-0.10813823857302118 x 100 = -10.81%