-94.81% is the change from 231 to 12
Calculation steps:
[( 12 - 231 ) ÷ 231] x 100 = -94.81%
Formula
Percentage change = [(12 - 231) / 231] x 100
Subtract the new number by the original number
12 - 231 = -219
-219 ÷ 231 = -0.948051948051948
-0.948051948051948 x 100 = -94.81%