-12.68% is the change from 213 to 186
Calculation steps:
[( 186 - 213 ) ÷ 213] x 100 = -12.68%
Formula
Percentage change = [(186 - 213) / 213] x 100
Subtract the new number by the original number
186 - 213 = -27
-27 ÷ 213 = -0.1267605633802817
-0.1267605633802817 x 100 = -12.68%