69.53% is the change from 489 to 829
Calculation steps:
[( 829 - 489 ) ÷ 489] x 100 = 69.53%
Formula
Percentage change = [(829 - 489) / 489] x 100
Subtract the new number by the original number
829 - 489 = 340
340 ÷ 489 = 0.6952965235173824
0.6952965235173824 x 100 = 69.53%