-8.17% is the change from 747 to 686
Calculation steps:
[( 686 - 747 ) ÷ 747] x 100 = -8.17%
Formula
Percentage change = [(686 - 747) / 747] x 100
Subtract the new number by the original number
686 - 747 = -61
-61 ÷ 747 = -0.08165997322623829
-0.08165997322623829 x 100 = -8.17%