-13.21% is the change from 212 to 184
Calculation steps:
[( 184 - 212 ) ÷ 212] x 100 = -13.21%
Formula
Percentage change = [(184 - 212) / 212] x 100
Subtract the new number by the original number
184 - 212 = -28
-28 ÷ 212 = -0.1320754716981132
-0.1320754716981132 x 100 = -13.21%