28.42% is the change from 387 to 497
Calculation steps:
[( 497 - 387 ) ÷ 387] x 100 = 28.42%
Formula
Percentage change = [(497 - 387) / 387] x 100
Subtract the new number by the original number
497 - 387 = 110
110 ÷ 387 = 0.2842377260981912
0.2842377260981912 x 100 = 28.42%