-12.9% is the change from 186 to 162
Calculation steps:
[( 162 - 186 ) ÷ 186] x 100 = -12.9%
Formula
Percentage change = [(162 - 186) / 186] x 100
Subtract the new number by the original number
162 - 186 = -24
-24 ÷ 186 = -0.12903225806451613
-0.12903225806451613 x 100 = -12.9%