-25.32% is the change from 549 to 410
Calculation steps:
[( 410 - 549 ) ÷ 549] x 100 = -25.32%
Formula
Percentage change = [(410 - 549) / 549] x 100
Subtract the new number by the original number
410 - 549 = -139
-139 ÷ 549 = -0.25318761384335153
-0.25318761384335153 x 100 = -25.32%