136% is the change from 75 to 177
Calculation steps:
[( 177 - 75 ) ÷ 75] x 100 = 136%
Formula
Percentage change = [(177 - 75) / 75] x 100
Subtract the new number by the original number
177 - 75 = 102
102 ÷ 75 = 1.36
1.36 x 100 = 136%
Example