-18.34% is the change from 687 to 561
Calculation steps:
[( 561 - 687 ) ÷ 687] x 100 = -18.34%
Formula
Percentage change = [(561 - 687) / 687] x 100
Subtract the new number by the original number
561 - 687 = -126
-126 ÷ 687 = -0.18340611353711792
-0.18340611353711792 x 100 = -18.34%