12.99% is the change from 639 to 722
Calculation steps:
[( 722 - 639 ) ÷ 639] x 100 = 12.99%
Formula
Percentage change = [(722 - 639) / 639] x 100
Subtract the new number by the original number
722 - 639 = 83
83 ÷ 639 = 0.1298904538341158
0.1298904538341158 x 100 = 12.99%