282.03% is the change from 128 to 489
Calculation steps:
[( 489 - 128 ) ÷ 128] x 100 = 282.03%
Formula
Percentage change = [(489 - 128) / 128] x 100
Subtract the new number by the original number
489 - 128 = 361
361 ÷ 128 = 2.8203125
2.8203125 x 100 = 282.03%