-11.56% is the change from 917 to 811
Calculation steps:
[( 811 - 917 ) ÷ 917] x 100 = -11.56%
Formula
Percentage change = [(811 - 917) / 917] x 100
Subtract the new number by the original number
811 - 917 = -106
-106 ÷ 917 = -0.11559432933478735
-0.11559432933478735 x 100 = -11.56%