-3.12% is the change from 706 to 684
Calculation steps:
[( 684 - 706 ) ÷ 706] x 100 = -3.12%
Formula
Percentage change = [(684 - 706) / 706] x 100
Subtract the new number by the original number
684 - 706 = -22
-22 ÷ 706 = -0.031161473087818695
-0.031161473087818695 x 100 = -3.12%