-14.35% is the change from 857 to 734
Calculation steps:
[( 734 - 857 ) ÷ 857] x 100 = -14.35%
Formula
Percentage change = [(734 - 857) / 857] x 100
Subtract the new number by the original number
734 - 857 = -123
-123 ÷ 857 = -0.14352392065344224
-0.14352392065344224 x 100 = -14.35%