7.23% is the change from 664 to 712
Calculation steps:
[( 712 - 664 ) ÷ 664] x 100 = 7.23%
Formula
Percentage change = [(712 - 664) / 664] x 100
Subtract the new number by the original number
712 - 664 = 48
48 ÷ 664 = 0.07228915662650602
0.07228915662650602 x 100 = 7.23%