-11.17% is the change from 609 to 541
Calculation steps:
[( 541 - 609 ) ÷ 609] x 100 = -11.17%
Formula
Percentage change = [(541 - 609) / 609] x 100
Subtract the new number by the original number
541 - 609 = -68
-68 ÷ 609 = -0.1116584564860427
-0.1116584564860427 x 100 = -11.17%