20.64% is the change from 373 to 450
Calculation steps:
[( 450 - 373 ) ÷ 373] x 100 = 20.64%
Formula
Percentage change = [(450 - 373) / 373] x 100
Subtract the new number by the original number
450 - 373 = 77
77 ÷ 373 = 0.2064343163538874
0.2064343163538874 x 100 = 20.64%