-26.39% is the change from 936 to 689
Calculation steps:
[( 689 - 936 ) ÷ 936] x 100 = -26.39%
Formula
Percentage change = [(689 - 936) / 936] x 100
Subtract the new number by the original number
689 - 936 = -247
-247 ÷ 936 = -0.2638888888888889
-0.2638888888888889 x 100 = -26.39%