-26.96% is the change from 549 to 401
Calculation steps:
[( 401 - 549 ) ÷ 549] x 100 = -26.96%
Formula
Percentage change = [(401 - 549) / 549] x 100
Subtract the new number by the original number
401 - 549 = -148
-148 ÷ 549 = -0.26958105646630237
-0.26958105646630237 x 100 = -26.96%