39.87% is the change from 474 to 663
Calculation steps:
[( 663 - 474 ) ÷ 474] x 100 = 39.87%
Formula
Percentage change = [(663 - 474) / 474] x 100
Subtract the new number by the original number
663 - 474 = 189
189 ÷ 474 = 0.3987341772151899
0.3987341772151899 x 100 = 39.87%