-98.38% is the change from 679 to 11
Calculation steps:
[( 11 - 679 ) ÷ 679] x 100 = -98.38%
Formula
Percentage change = [(11 - 679) / 679] x 100
Subtract the new number by the original number
11 - 679 = -668
-668 ÷ 679 = -0.9837997054491899
-0.9837997054491899 x 100 = -98.38%