-21.06% is the change from 489 to 386
Calculation steps:
[( 386 - 489 ) ÷ 489] x 100 = -21.06%
Formula
Percentage change = [(386 - 489) / 489] x 100
Subtract the new number by the original number
386 - 489 = -103
-103 ÷ 489 = -0.21063394683026584
-0.21063394683026584 x 100 = -21.06%