67.89% is the change from 489 to 821
Calculation steps:
[( 821 - 489 ) ÷ 489] x 100 = 67.89%
Formula
Percentage change = [(821 - 489) / 489] x 100
Subtract the new number by the original number
821 - 489 = 332
332 ÷ 489 = 0.6789366053169734
0.6789366053169734 x 100 = 67.89%