-66.47% is the change from 331 to 111
Calculation steps:
[( 111 - 331 ) ÷ 331] x 100 = -66.47%
Formula
Percentage change = [(111 - 331) / 331] x 100
Subtract the new number by the original number
111 - 331 = -220
-220 ÷ 331 = -0.6646525679758308
-0.6646525679758308 x 100 = -66.47%