-19.2% is the change from 224 to 181
Calculation steps:
[( 181 - 224 ) ÷ 224] x 100 = -19.2%
Formula
Percentage change = [(181 - 224) / 224] x 100
Subtract the new number by the original number
181 - 224 = -43
-43 ÷ 224 = -0.19196428571428573
-0.19196428571428573 x 100 = -19.2%