31.51% is the change from 403 to 530
Calculation steps:
[( 530 - 403 ) ÷ 403] x 100 = 31.51%
Formula
Percentage change = [(530 - 403) / 403] x 100
Subtract the new number by the original number
530 - 403 = 127
127 ÷ 403 = 0.315136476426799
0.315136476426799 x 100 = 31.51%