-79.49% is the change from 863 to 177
Calculation steps:
[( 177 - 863 ) ÷ 863] x 100 = -79.49%
Formula
Percentage change = [(177 - 863) / 863] x 100
Subtract the new number by the original number
177 - 863 = -686
-686 ÷ 863 = -0.7949015063731171
-0.7949015063731171 x 100 = -79.49%