-83.28% is the change from 664 to 111
Calculation steps:
[( 111 - 664 ) ÷ 664] x 100 = -83.28%
Formula
Percentage change = [(111 - 664) / 664] x 100
Subtract the new number by the original number
111 - 664 = -553
-553 ÷ 664 = -0.8328313253012049
-0.8328313253012049 x 100 = -83.28%