-28.63% is the change from 489 to 349
Calculation steps:
[( 349 - 489 ) ÷ 489] x 100 = -28.63%
Formula
Percentage change = [(349 - 489) / 489] x 100
Subtract the new number by the original number
349 - 489 = -140
-140 ÷ 489 = -0.28629856850715746
-0.28629856850715746 x 100 = -28.63%