85.51% is the change from 69 to 128
Calculation steps:
[( 128 - 69 ) ÷ 69] x 100 = 85.51%
Formula
Percentage change = [(128 - 69) / 69] x 100
Subtract the new number by the original number
128 - 69 = 59
59 ÷ 69 = 0.855072463768116
0.855072463768116 x 100 = 85.51%