56.77% is the change from 303 to 475
Calculation steps:
[( 475 - 303 ) ÷ 303] x 100 = 56.77%
Formula
Percentage change = [(475 - 303) / 303] x 100
Subtract the new number by the original number
475 - 303 = 172
172 ÷ 303 = 0.5676567656765676
0.5676567656765676 x 100 = 56.77%