100% is the change from 176 to 352
Calculation steps:
[( 352 - 176 ) ÷ 176] x 100 = 100%
Formula
Percentage change = [(352 - 176) / 176] x 100
Subtract the new number by the original number
352 - 176 = 176
176 ÷ 176 = 1
1 x 100 = 100%
Example