-9.86% is the change from 852 to 768
Calculation steps:
[( 768 - 852 ) ÷ 852] x 100 = -9.86%
Formula
Percentage change = [(768 - 852) / 852] x 100
Subtract the new number by the original number
768 - 852 = -84
-84 ÷ 852 = -0.09859154929577464
-0.09859154929577464 x 100 = -9.86%