-47.4% is the change from 578 to 304
Calculation steps:
[( 304 - 578 ) ÷ 578] x 100 = -47.4%
Formula
Percentage change = [(304 - 578) / 578] x 100
Subtract the new number by the original number
304 - 578 = -274
-274 ÷ 578 = -0.4740484429065744
-0.4740484429065744 x 100 = -47.4%