38.57% is the change from 446 to 618
Calculation steps:
[( 618 - 446 ) ÷ 446] x 100 = 38.57%
Formula
Percentage change = [(618 - 446) / 446] x 100
Subtract the new number by the original number
618 - 446 = 172
172 ÷ 446 = 0.38565022421524664
0.38565022421524664 x 100 = 38.57%