40.21% is the change from 475 to 666
Calculation steps:
[( 666 - 475 ) ÷ 475] x 100 = 40.21%
Formula
Percentage change = [(666 - 475) / 475] x 100
Subtract the new number by the original number
666 - 475 = 191
191 ÷ 475 = 0.40210526315789474
0.40210526315789474 x 100 = 40.21%