64% is the change from 25 to 41
Calculation steps:
[( 41 - 25 ) ÷ 25] x 100 = 64%
Formula
Percentage change = [(41 - 25) / 25] x 100
Subtract the new number by the original number
41 - 25 = 16
16 ÷ 25 = 0.64
0.64 x 100 = 64%
Example