-47.28% is the change from 423 to 223
Calculation steps:
[( 223 - 423 ) ÷ 423] x 100 = -47.28%
Formula
Percentage change = [(223 - 423) / 423] x 100
Subtract the new number by the original number
223 - 423 = -200
-200 ÷ 423 = -0.4728132387706856
-0.4728132387706856 x 100 = -47.28%