-7.35% is the change from 857 to 794
Calculation steps:
[( 794 - 857 ) ÷ 857] x 100 = -7.35%
Formula
Percentage change = [(794 - 857) / 857] x 100
Subtract the new number by the original number
794 - 857 = -63
-63 ÷ 857 = -0.073512252042007
-0.073512252042007 x 100 = -7.35%