-83.36% is the change from 667 to 111
Calculation steps:
[( 111 - 667 ) ÷ 667] x 100 = -83.36%
Formula
Percentage change = [(111 - 667) / 667] x 100
Subtract the new number by the original number
111 - 667 = -556
-556 ÷ 667 = -0.8335832083958021
-0.8335832083958021 x 100 = -83.36%