-54.84% is the change from 578 to 261
Calculation steps:
[( 261 - 578 ) ÷ 578] x 100 = -54.84%
Formula
Percentage change = [(261 - 578) / 578] x 100
Subtract the new number by the original number
261 - 578 = -317
-317 ÷ 578 = -0.5484429065743944
-0.5484429065743944 x 100 = -54.84%