-62.91% is the change from 860 to 319
Calculation steps:
[( 319 - 860 ) ÷ 860] x 100 = -62.91%
Formula
Percentage change = [(319 - 860) / 860] x 100
Subtract the new number by the original number
319 - 860 = -541
-541 ÷ 860 = -0.6290697674418605
-0.6290697674418605 x 100 = -62.91%