80.28% is the change from 71 to 128
Calculation steps:
[( 128 - 71 ) ÷ 71] x 100 = 80.28%
Formula
Percentage change = [(128 - 71) / 71] x 100
Subtract the new number by the original number
128 - 71 = 57
57 ÷ 71 = 0.8028169014084507
0.8028169014084507 x 100 = 80.28%