-43.3% is the change from 843 to 478
Calculation steps:
[( 478 - 843 ) ÷ 843] x 100 = -43.3%
Formula
Percentage change = [(478 - 843) / 843] x 100
Subtract the new number by the original number
478 - 843 = -365
-365 ÷ 843 = -0.43297746144721233
-0.43297746144721233 x 100 = -43.3%