99.59% is the change from 489 to 976
Calculation steps:
[( 976 - 489 ) ÷ 489] x 100 = 99.59%
Formula
Percentage change = [(976 - 489) / 489] x 100
Subtract the new number by the original number
976 - 489 = 487
487 ÷ 489 = 0.9959100204498977
0.9959100204498977 x 100 = 99.59%