-71.98% is the change from 489 to 137
Calculation steps:
[( 137 - 489 ) ÷ 489] x 100 = -71.98%
Formula
Percentage change = [(137 - 489) / 489] x 100
Subtract the new number by the original number
137 - 489 = -352
-352 ÷ 489 = -0.7198364008179959
-0.7198364008179959 x 100 = -71.98%