0.41% is the change from 489 to 491
Calculation steps:
[( 491 - 489 ) ÷ 489] x 100 = 0.41%
Formula
Percentage change = [(491 - 489) / 489] x 100
Subtract the new number by the original number
491 - 489 = 2
2 ÷ 489 = 0.00408997955010225
0.00408997955010225 x 100 = 0.41%