-20.13% is the change from 909 to 726
Calculation steps:
[( 726 - 909 ) ÷ 909] x 100 = -20.13%
Formula
Percentage change = [(726 - 909) / 909] x 100
Subtract the new number by the original number
726 - 909 = -183
-183 ÷ 909 = -0.20132013201320131
-0.20132013201320131 x 100 = -20.13%