18.61% is the change from 403 to 478
Calculation steps:
[( 478 - 403 ) ÷ 403] x 100 = 18.61%
Formula
Percentage change = [(478 - 403) / 403] x 100
Subtract the new number by the original number
478 - 403 = 75
75 ÷ 403 = 0.18610421836228289
0.18610421836228289 x 100 = 18.61%