-54.23% is the change from 686 to 314
Calculation steps:
[( 314 - 686 ) ÷ 686] x 100 = -54.23%
Formula
Percentage change = [(314 - 686) / 686] x 100
Subtract the new number by the original number
314 - 686 = -372
-372 ÷ 686 = -0.5422740524781341
-0.5422740524781341 x 100 = -54.23%