-11.47% is the change from 863 to 764
Calculation steps:
[( 764 - 863 ) ÷ 863] x 100 = -11.47%
Formula
Percentage change = [(764 - 863) / 863] x 100
Subtract the new number by the original number
764 - 863 = -99
-99 ÷ 863 = -0.11471610660486674
-0.11471610660486674 x 100 = -11.47%