-36.07% is the change from 549 to 351
Calculation steps:
[( 351 - 549 ) ÷ 549] x 100 = -36.07%
Formula
Percentage change = [(351 - 549) / 549] x 100
Subtract the new number by the original number
351 - 549 = -198
-198 ÷ 549 = -0.36065573770491804
-0.36065573770491804 x 100 = -36.07%