-23.13% is the change from 160 to 123
Calculation steps:
[( 123 - 160 ) ÷ 160] x 100 = -23.13%
Formula
Percentage change = [(123 - 160) / 160] x 100
Subtract the new number by the original number
123 - 160 = -37
-37 ÷ 160 = -0.23125
-0.23125 x 100 = -23.13%