-56.53% is the change from 421 to 183
Calculation steps:
[( 183 - 421 ) ÷ 421] x 100 = -56.53%
Formula
Percentage change = [(183 - 421) / 421] x 100
Subtract the new number by the original number
183 - 421 = -238
-238 ÷ 421 = -0.5653206650831354
-0.5653206650831354 x 100 = -56.53%