18.62% is the change from 639 to 758
Calculation steps:
[( 758 - 639 ) ÷ 639] x 100 = 18.62%
Formula
Percentage change = [(758 - 639) / 639] x 100
Subtract the new number by the original number
758 - 639 = 119
119 ÷ 639 = 0.18622848200312989
0.18622848200312989 x 100 = 18.62%