325.49% is the change from 102 to 434
Calculation steps:
[( 434 - 102 ) ÷ 102] x 100 = 325.49%
Formula
Percentage change = [(434 - 102) / 102] x 100
Subtract the new number by the original number
434 - 102 = 332
332 ÷ 102 = 3.2549019607843137
3.2549019607843137 x 100 = 325.49%