-84.41% is the change from 667 to 104
Calculation steps:
[( 104 - 667 ) ÷ 667] x 100 = -84.41%
Formula
Percentage change = [(104 - 667) / 667] x 100
Subtract the new number by the original number
104 - 667 = -563
-563 ÷ 667 = -0.8440779610194903
-0.8440779610194903 x 100 = -84.41%