-99.56% is the change from 681 to 3
Calculation steps:
[( 3 - 681 ) ÷ 681] x 100 = -99.56%
Formula
Percentage change = [(3 - 681) / 681] x 100
Subtract the new number by the original number
3 - 681 = -678
-678 ÷ 681 = -0.9955947136563876
-0.9955947136563876 x 100 = -99.56%