6.48% is the change from 664 to 707
Calculation steps:
[( 707 - 664 ) ÷ 664] x 100 = 6.48%
Formula
Percentage change = [(707 - 664) / 664] x 100
Subtract the new number by the original number
707 - 664 = 43
43 ÷ 664 = 0.06475903614457831
0.06475903614457831 x 100 = 6.48%