-16.4% is the change from 677 to 566
Calculation steps:
[( 566 - 677 ) ÷ 677] x 100 = -16.4%
Formula
Percentage change = [(566 - 677) / 677] x 100
Subtract the new number by the original number
566 - 677 = -111
-111 ÷ 677 = -0.16395864106351551
-0.16395864106351551 x 100 = -16.4%