-10.17% is the change from 934 to 839
Calculation steps:
[( 839 - 934 ) ÷ 934] x 100 = -10.17%
Formula
Percentage change = [(839 - 934) / 934] x 100
Subtract the new number by the original number
839 - 934 = -95
-95 ÷ 934 = -0.10171306209850108
-0.10171306209850108 x 100 = -10.17%