-14.41% is the change from 909 to 778
Calculation steps:
[( 778 - 909 ) ÷ 909] x 100 = -14.41%
Formula
Percentage change = [(778 - 909) / 909] x 100
Subtract the new number by the original number
778 - 909 = -131
-131 ÷ 909 = -0.14411441144114412
-0.14411441144114412 x 100 = -14.41%