46.7% is the change from 454 to 666
Calculation steps:
[( 666 - 454 ) ÷ 454] x 100 = 46.7%
Formula
Percentage change = [(666 - 454) / 454] x 100
Subtract the new number by the original number
666 - 454 = 212
212 ÷ 454 = 0.4669603524229075
0.4669603524229075 x 100 = 46.7%