-19.74% is the change from 228 to 183
Calculation steps:
[( 183 - 228 ) ÷ 228] x 100 = -19.74%
Formula
Percentage change = [(183 - 228) / 228] x 100
Subtract the new number by the original number
183 - 228 = -45
-45 ÷ 228 = -0.19736842105263158
-0.19736842105263158 x 100 = -19.74%