-9.76% is the change from 123 to 111
Calculation steps:
[( 111 - 123 ) ÷ 123] x 100 = -9.76%
Formula
Percentage change = [(111 - 123) / 123] x 100
Subtract the new number by the original number
111 - 123 = -12
-12 ÷ 123 = -0.0975609756097561
-0.0975609756097561 x 100 = -9.76%