30.36% is the change from 471 to 614
Calculation steps:
[( 614 - 471 ) ÷ 471] x 100 = 30.36%
Formula
Percentage change = [(614 - 471) / 471] x 100
Subtract the new number by the original number
614 - 471 = 143
143 ÷ 471 = 0.3036093418259023
0.3036093418259023 x 100 = 30.36%