-67.9% is the change from 863 to 277
Calculation steps:
[( 277 - 863 ) ÷ 863] x 100 = -67.9%
Formula
Percentage change = [(277 - 863) / 863] x 100
Subtract the new number by the original number
277 - 863 = -586
-586 ÷ 863 = -0.6790266512166859
-0.6790266512166859 x 100 = -67.9%