-55.02% is the change from 578 to 260
Calculation steps:
[( 260 - 578 ) ÷ 578] x 100 = -55.02%
Formula
Percentage change = [(260 - 578) / 578] x 100
Subtract the new number by the original number
260 - 578 = -318
-318 ÷ 578 = -0.5501730103806228
-0.5501730103806228 x 100 = -55.02%