-84.54% is the change from 679 to 105
Calculation steps:
[( 105 - 679 ) ÷ 679] x 100 = -84.54%
Formula
Percentage change = [(105 - 679) / 679] x 100
Subtract the new number by the original number
105 - 679 = -574
-574 ÷ 679 = -0.845360824742268
-0.845360824742268 x 100 = -84.54%