-6.79% is the change from 736 to 686
Calculation steps:
[( 686 - 736 ) ÷ 736] x 100 = -6.79%
Formula
Percentage change = [(686 - 736) / 736] x 100
Subtract the new number by the original number
686 - 736 = -50
-50 ÷ 736 = -0.06793478260869565
-0.06793478260869565 x 100 = -6.79%