-12.32% is the change from 909 to 797
Calculation steps:
[( 797 - 909 ) ÷ 909] x 100 = -12.32%
Formula
Percentage change = [(797 - 909) / 909] x 100
Subtract the new number by the original number
797 - 909 = -112
-112 ÷ 909 = -0.12321232123212321
-0.12321232123212321 x 100 = -12.32%