39.33% is the change from 450 to 627
Calculation steps:
[( 627 - 450 ) ÷ 450] x 100 = 39.33%
Formula
Percentage change = [(627 - 450) / 450] x 100
Subtract the new number by the original number
627 - 450 = 177
177 ÷ 450 = 0.3933333333333333
0.3933333333333333 x 100 = 39.33%