-12.79% is the change from 962 to 839
Calculation steps:
[( 839 - 962 ) ÷ 962] x 100 = -12.79%
Formula
Percentage change = [(839 - 962) / 962] x 100
Subtract the new number by the original number
839 - 962 = -123
-123 ÷ 962 = -0.12785862785862787
-0.12785862785862787 x 100 = -12.79%