-88.11% is the change from 917 to 109
Calculation steps:
[( 109 - 917 ) ÷ 917] x 100 = -88.11%
Formula
Percentage change = [(109 - 917) / 917] x 100
Subtract the new number by the original number
109 - 917 = -808
-808 ÷ 917 = -0.88113413304253
-0.88113413304253 x 100 = -88.11%