25.9% is the change from 641 to 807
Calculation steps:
[( 807 - 641 ) ÷ 641] x 100 = 25.9%
Formula
Percentage change = [(807 - 641) / 641] x 100
Subtract the new number by the original number
807 - 641 = 166
166 ÷ 641 = 0.2589703588143526
0.2589703588143526 x 100 = 25.9%