-25.14% is the change from 549 to 411
Calculation steps:
[( 411 - 549 ) ÷ 549] x 100 = -25.14%
Formula
Percentage change = [(411 - 549) / 549] x 100
Subtract the new number by the original number
411 - 549 = -138
-138 ÷ 549 = -0.25136612021857924
-0.25136612021857924 x 100 = -25.14%