-12.26% is the change from 212 to 186
Calculation steps:
[( 186 - 212 ) ÷ 212] x 100 = -12.26%
Formula
Percentage change = [(186 - 212) / 212] x 100
Subtract the new number by the original number
186 - 212 = -26
-26 ÷ 212 = -0.12264150943396226
-0.12264150943396226 x 100 = -12.26%