-23.1% is the change from 909 to 699
Calculation steps:
[( 699 - 909 ) ÷ 909] x 100 = -23.1%
Formula
Percentage change = [(699 - 909) / 909] x 100
Subtract the new number by the original number
699 - 909 = -210
-210 ÷ 909 = -0.23102310231023102
-0.23102310231023102 x 100 = -23.1%