-11.67% is the change from 857 to 757
Calculation steps:
[( 757 - 857 ) ÷ 857] x 100 = -11.67%
Formula
Percentage change = [(757 - 857) / 857] x 100
Subtract the new number by the original number
757 - 857 = -100
-100 ÷ 857 = -0.11668611435239207
-0.11668611435239207 x 100 = -11.67%