32.39% is the change from 639 to 846
Calculation steps:
[( 846 - 639 ) ÷ 639] x 100 = 32.39%
Formula
Percentage change = [(846 - 639) / 639] x 100
Subtract the new number by the original number
846 - 639 = 207
207 ÷ 639 = 0.323943661971831
0.323943661971831 x 100 = 32.39%