-16.69% is the change from 827 to 689
Calculation steps:
[( 689 - 827 ) ÷ 827] x 100 = -16.69%
Formula
Percentage change = [(689 - 827) / 827] x 100
Subtract the new number by the original number
689 - 827 = -138
-138 ÷ 827 = -0.16686819830713423
-0.16686819830713423 x 100 = -16.69%