-71.4% is the change from 860 to 246
Calculation steps:
[( 246 - 860 ) ÷ 860] x 100 = -71.4%
Formula
Percentage change = [(246 - 860) / 860] x 100
Subtract the new number by the original number
246 - 860 = -614
-614 ÷ 860 = -0.713953488372093
-0.713953488372093 x 100 = -71.4%