-12.33% is the change from 219 to 192
Calculation steps:
[( 192 - 219 ) ÷ 219] x 100 = -12.33%
Formula
Percentage change = [(192 - 219) / 219] x 100
Subtract the new number by the original number
192 - 219 = -27
-27 ÷ 219 = -0.1232876712328767
-0.1232876712328767 x 100 = -12.33%