-2.92% is the change from 857 to 832
Calculation steps:
[( 832 - 857 ) ÷ 857] x 100 = -2.92%
Formula
Percentage change = [(832 - 857) / 857] x 100
Subtract the new number by the original number
832 - 857 = -25
-25 ÷ 857 = -0.029171528588098017
-0.029171528588098017 x 100 = -2.92%