-11.79% is the change from 212 to 187
Calculation steps:
[( 187 - 212 ) ÷ 212] x 100 = -11.79%
Formula
Percentage change = [(187 - 212) / 212] x 100
Subtract the new number by the original number
187 - 212 = -25
-25 ÷ 212 = -0.1179245283018868
-0.1179245283018868 x 100 = -11.79%