-78.73% is the change from 489 to 104
Calculation steps:
[( 104 - 489 ) ÷ 489] x 100 = -78.73%
Formula
Percentage change = [(104 - 489) / 489] x 100
Subtract the new number by the original number
104 - 489 = -385
-385 ÷ 489 = -0.787321063394683
-0.787321063394683 x 100 = -78.73%