-24.37% is the change from 907 to 686
Calculation steps:
[( 686 - 907 ) ÷ 907] x 100 = -24.37%
Formula
Percentage change = [(686 - 907) / 907] x 100
Subtract the new number by the original number
686 - 907 = -221
-221 ÷ 907 = -0.24366041896361632
-0.24366041896361632 x 100 = -24.37%