-30.98% is the change from 581 to 401
Calculation steps:
[( 401 - 581 ) ÷ 581] x 100 = -30.98%
Formula
Percentage change = [(401 - 581) / 581] x 100
Subtract the new number by the original number
401 - 581 = -180
-180 ÷ 581 = -0.3098106712564544
-0.3098106712564544 x 100 = -30.98%