-7.55% is the change from 742 to 686
Calculation steps:
[( 686 - 742 ) ÷ 742] x 100 = -7.55%
Formula
Percentage change = [(686 - 742) / 742] x 100
Subtract the new number by the original number
686 - 742 = -56
-56 ÷ 742 = -0.07547169811320754
-0.07547169811320754 x 100 = -7.55%