-18% is the change from 489 to 401
Calculation steps:
[( 401 - 489 ) ÷ 489] x 100 = -18%
Formula
Percentage change = [(401 - 489) / 489] x 100
Subtract the new number by the original number
401 - 489 = -88
-88 ÷ 489 = -0.17995910020449898
-0.17995910020449898 x 100 = -18%