-93.55% is the change from 186 to 12
Calculation steps:
[( 12 - 186 ) ÷ 186] x 100 = -93.55%
Formula
Percentage change = [(12 - 186) / 186] x 100
Subtract the new number by the original number
12 - 186 = -174
-174 ÷ 186 = -0.9354838709677419
-0.9354838709677419 x 100 = -93.55%