-15.27% is the change from 131 to 111
Calculation steps:
[( 111 - 131 ) ÷ 131] x 100 = -15.27%
Formula
Percentage change = [(111 - 131) / 131] x 100
Subtract the new number by the original number
111 - 131 = -20
-20 ÷ 131 = -0.15267175572519084
-0.15267175572519084 x 100 = -15.27%