46.54% is the change from 664 to 973
Calculation steps:
[( 973 - 664 ) ÷ 664] x 100 = 46.54%
Formula
Percentage change = [(973 - 664) / 664] x 100
Subtract the new number by the original number
973 - 664 = 309
309 ÷ 664 = 0.46536144578313254
0.46536144578313254 x 100 = 46.54%