-11.03% is the change from 916 to 815
Calculation steps:
[( 815 - 916 ) ÷ 916] x 100 = -11.03%
Formula
Percentage change = [(815 - 916) / 916] x 100
Subtract the new number by the original number
815 - 916 = -101
-101 ÷ 916 = -0.11026200873362445
-0.11026200873362445 x 100 = -11.03%