-72.07% is the change from 111 to 31
Calculation steps:
[( 31 - 111 ) ÷ 111] x 100 = -72.07%
Formula
Percentage change = [(31 - 111) / 111] x 100
Subtract the new number by the original number
31 - 111 = -80
-80 ÷ 111 = -0.7207207207207207
-0.7207207207207207 x 100 = -72.07%