-12.97% is the change from 964 to 839
Calculation steps:
[( 839 - 964 ) ÷ 964] x 100 = -12.97%
Formula
Percentage change = [(839 - 964) / 964] x 100
Subtract the new number by the original number
839 - 964 = -125
-125 ÷ 964 = -0.12966804979253113
-0.12966804979253113 x 100 = -12.97%