-2.84% is the change from 917 to 891
Calculation steps:
[( 891 - 917 ) ÷ 917] x 100 = -2.84%
Formula
Percentage change = [(891 - 917) / 917] x 100
Subtract the new number by the original number
891 - 917 = -26
-26 ÷ 917 = -0.028353326063249727
-0.028353326063249727 x 100 = -2.84%