39.91% is the change from 664 to 929
Calculation steps:
[( 929 - 664 ) ÷ 664] x 100 = 39.91%
Formula
Percentage change = [(929 - 664) / 664] x 100
Subtract the new number by the original number
929 - 664 = 265
265 ÷ 664 = 0.3990963855421687
0.3990963855421687 x 100 = 39.91%