-98.38% is the change from 681 to 11
Calculation steps:
[( 11 - 681 ) ÷ 681] x 100 = -98.38%
Formula
Percentage change = [(11 - 681) / 681] x 100
Subtract the new number by the original number
11 - 681 = -670
-670 ÷ 681 = -0.9838472834067548
-0.9838472834067548 x 100 = -98.38%