-53.06% is the change from 686 to 322
Calculation steps:
[( 322 - 686 ) ÷ 686] x 100 = -53.06%
Formula
Percentage change = [(322 - 686) / 686] x 100
Subtract the new number by the original number
322 - 686 = -364
-364 ÷ 686 = -0.5306122448979592
-0.5306122448979592 x 100 = -53.06%