-68.06% is the change from 864 to 276
Calculation steps:
[( 276 - 864 ) ÷ 864] x 100 = -68.06%
Formula
Percentage change = [(276 - 864) / 864] x 100
Subtract the new number by the original number
276 - 864 = -588
-588 ÷ 864 = -0.6805555555555556
-0.6805555555555556 x 100 = -68.06%