39.88% is the change from 489 to 684
Calculation steps:
[( 684 - 489 ) ÷ 489] x 100 = 39.88%
Formula
Percentage change = [(684 - 489) / 489] x 100
Subtract the new number by the original number
684 - 489 = 195
195 ÷ 489 = 0.3987730061349693
0.3987730061349693 x 100 = 39.88%