-10.03% is the change from 578 to 520
Calculation steps:
[( 520 - 578 ) ÷ 578] x 100 = -10.03%
Formula
Percentage change = [(520 - 578) / 578] x 100
Subtract the new number by the original number
520 - 578 = -58
-58 ÷ 578 = -0.10034602076124567
-0.10034602076124567 x 100 = -10.03%