-15.54% is the change from 856 to 723
Calculation steps:
[( 723 - 856 ) ÷ 856] x 100 = -15.54%
Formula
Percentage change = [(723 - 856) / 856] x 100
Subtract the new number by the original number
723 - 856 = -133
-133 ÷ 856 = -0.15537383177570094
-0.15537383177570094 x 100 = -15.54%