30.79% is the change from 471 to 616
Calculation steps:
[( 616 - 471 ) ÷ 471] x 100 = 30.79%
Formula
Percentage change = [(616 - 471) / 471] x 100
Subtract the new number by the original number
616 - 471 = 145
145 ÷ 471 = 0.3078556263269639
0.3078556263269639 x 100 = 30.79%