-43.23% is the change from 842 to 478
Calculation steps:
[( 478 - 842 ) ÷ 842] x 100 = -43.23%
Formula
Percentage change = [(478 - 842) / 842] x 100
Subtract the new number by the original number
478 - 842 = -364
-364 ÷ 842 = -0.4323040380047506
-0.4323040380047506 x 100 = -43.23%