-5.25% is the change from 609 to 577
Calculation steps:
[( 577 - 609 ) ÷ 609] x 100 = -5.25%
Formula
Percentage change = [(577 - 609) / 609] x 100
Subtract the new number by the original number
577 - 609 = -32
-32 ÷ 609 = -0.052545155993431854
-0.052545155993431854 x 100 = -5.25%