-19.24% is the change from 686 to 554
Calculation steps:
[( 554 - 686 ) ÷ 686] x 100 = -19.24%
Formula
Percentage change = [(554 - 686) / 686] x 100
Subtract the new number by the original number
554 - 686 = -132
-132 ÷ 686 = -0.1924198250728863
-0.1924198250728863 x 100 = -19.24%