-11.42% is the change from 578 to 512
Calculation steps:
[( 512 - 578 ) ÷ 578] x 100 = -11.42%
Formula
Percentage change = [(512 - 578) / 578] x 100
Subtract the new number by the original number
512 - 578 = -66
-66 ÷ 578 = -0.11418685121107267
-0.11418685121107267 x 100 = -11.42%