100% is the change from 352 to 704
Calculation steps:
[( 704 - 352 ) ÷ 352] x 100 = 100%
Formula
Percentage change = [(704 - 352) / 352] x 100
Subtract the new number by the original number
704 - 352 = 352
352 ÷ 352 = 1
1 x 100 = 100%
Example