30.15% is the change from 471 to 613
Calculation steps:
[( 613 - 471 ) ÷ 471] x 100 = 30.15%
Formula
Percentage change = [(613 - 471) / 471] x 100
Subtract the new number by the original number
613 - 471 = 142
142 ÷ 471 = 0.30148619957537154
0.30148619957537154 x 100 = 30.15%