3.89% is the change from 489 to 508
Calculation steps:
[( 508 - 489 ) ÷ 489] x 100 = 3.89%
Formula
Percentage change = [(508 - 489) / 489] x 100
Subtract the new number by the original number
508 - 489 = 19
19 ÷ 489 = 0.03885480572597137
0.03885480572597137 x 100 = 3.89%