28.78% is the change from 490 to 631
Calculation steps:
[( 631 - 490 ) ÷ 490] x 100 = 28.78%
Formula
Percentage change = [(631 - 490) / 490] x 100
Subtract the new number by the original number
631 - 490 = 141
141 ÷ 490 = 0.28775510204081634
0.28775510204081634 x 100 = 28.78%