-30.63% is the change from 160 to 111
Calculation steps:
[( 111 - 160 ) ÷ 160] x 100 = -30.63%
Formula
Percentage change = [(111 - 160) / 160] x 100
Subtract the new number by the original number
111 - 160 = -49
-49 ÷ 160 = -0.30625
-0.30625 x 100 = -30.63%