-16.3% is the change from 681 to 570
Calculation steps:
[( 570 - 681 ) ÷ 681] x 100 = -16.3%
Formula
Percentage change = [(570 - 681) / 681] x 100
Subtract the new number by the original number
570 - 681 = -111
-111 ÷ 681 = -0.16299559471365638
-0.16299559471365638 x 100 = -16.3%