36.6% is the change from 470 to 642
Calculation steps:
[( 642 - 470 ) ÷ 470] x 100 = 36.6%
Formula
Percentage change = [(642 - 470) / 470] x 100
Subtract the new number by the original number
642 - 470 = 172
172 ÷ 470 = 0.3659574468085106
0.3659574468085106 x 100 = 36.6%