43.22% is the change from 664 to 951
Calculation steps:
[( 951 - 664 ) ÷ 664] x 100 = 43.22%
Formula
Percentage change = [(951 - 664) / 664] x 100
Subtract the new number by the original number
951 - 664 = 287
287 ÷ 664 = 0.4322289156626506
0.4322289156626506 x 100 = 43.22%