35% is the change from 80 to 108
Calculation steps:
[( 108 - 80 ) ÷ 80] x 100 = 35%
Formula
Percentage change = [(108 - 80) / 80] x 100
Subtract the new number by the original number
108 - 80 = 28
28 ÷ 80 = 0.35
0.35 x 100 = 35%
Example