10.8% is the change from 639 to 708
Calculation steps:
[( 708 - 639 ) ÷ 639] x 100 = 10.8%
Formula
Percentage change = [(708 - 639) / 639] x 100
Subtract the new number by the original number
708 - 639 = 69
69 ÷ 639 = 0.107981220657277
0.107981220657277 x 100 = 10.8%