-6.58% is the change from 897 to 838
Calculation steps:
[( 838 - 897 ) ÷ 897] x 100 = -6.58%
Formula
Percentage change = [(838 - 897) / 897] x 100
Subtract the new number by the original number
838 - 897 = -59
-59 ÷ 897 = -0.06577480490523968
-0.06577480490523968 x 100 = -6.58%