-14.75% is the change from 549 to 468
Calculation steps:
[( 468 - 549 ) ÷ 549] x 100 = -14.75%
Formula
Percentage change = [(468 - 549) / 549] x 100
Subtract the new number by the original number
468 - 549 = -81
-81 ÷ 549 = -0.14754098360655737
-0.14754098360655737 x 100 = -14.75%