-75.26% is the change from 489 to 121
Calculation steps:
[( 121 - 489 ) ÷ 489] x 100 = -75.26%
Formula
Percentage change = [(121 - 489) / 489] x 100
Subtract the new number by the original number
121 - 489 = -368
-368 ÷ 489 = -0.7525562372188139
-0.7525562372188139 x 100 = -75.26%