-8.17% is the change from 869 to 798
Calculation steps:
[( 798 - 869 ) ÷ 869] x 100 = -8.17%
Formula
Percentage change = [(798 - 869) / 869] x 100
Subtract the new number by the original number
798 - 869 = -71
-71 ÷ 869 = -0.08170310701956271
-0.08170310701956271 x 100 = -8.17%