98.57% is the change from 489 to 971
Calculation steps:
[( 971 - 489 ) ÷ 489] x 100 = 98.57%
Formula
Percentage change = [(971 - 489) / 489] x 100
Subtract the new number by the original number
971 - 489 = 482
482 ÷ 489 = 0.9856850715746421
0.9856850715746421 x 100 = 98.57%