-12.03% is the change from 873 to 768
Calculation steps:
[( 768 - 873 ) ÷ 873] x 100 = -12.03%
Formula
Percentage change = [(768 - 873) / 873] x 100
Subtract the new number by the original number
768 - 873 = -105
-105 ÷ 873 = -0.12027491408934708
-0.12027491408934708 x 100 = -12.03%