-11.85% is the change from 211 to 186
Calculation steps:
[( 186 - 211 ) ÷ 211] x 100 = -11.85%
Formula
Percentage change = [(186 - 211) / 211] x 100
Subtract the new number by the original number
186 - 211 = -25
-25 ÷ 211 = -0.11848341232227488
-0.11848341232227488 x 100 = -11.85%