12.2% is the change from 664 to 745
Calculation steps:
[( 745 - 664 ) ÷ 664] x 100 = 12.2%
Formula
Percentage change = [(745 - 664) / 664] x 100
Subtract the new number by the original number
745 - 664 = 81
81 ÷ 664 = 0.12198795180722892
0.12198795180722892 x 100 = 12.2%