175% is the change from 128 to 352
Calculation steps:
[( 352 - 128 ) ÷ 128] x 100 = 175%
Formula
Percentage change = [(352 - 128) / 128] x 100
Subtract the new number by the original number
352 - 128 = 224
224 ÷ 128 = 1.75
1.75 x 100 = 175%
Example