57.06% is the change from 489 to 768
Calculation steps:
[( 768 - 489 ) ÷ 489] x 100 = 57.06%
Formula
Percentage change = [(768 - 489) / 489] x 100
Subtract the new number by the original number
768 - 489 = 279
279 ÷ 489 = 0.5705521472392638
0.5705521472392638 x 100 = 57.06%