68.42% is the change from 76 to 128
Calculation steps:
[( 128 - 76 ) ÷ 76] x 100 = 68.42%
Formula
Percentage change = [(128 - 76) / 76] x 100
Subtract the new number by the original number
128 - 76 = 52
52 ÷ 76 = 0.6842105263157895
0.6842105263157895 x 100 = 68.42%