-30.46% is the change from 985 to 685
Calculation steps:
[( 685 - 985 ) ÷ 985] x 100 = -30.46%
Formula
Percentage change = [(685 - 985) / 985] x 100
Subtract the new number by the original number
685 - 985 = -300
-300 ÷ 985 = -0.30456852791878175
-0.30456852791878175 x 100 = -30.46%