245.1% is the change from 102 to 352
Calculation steps:
[( 352 - 102 ) ÷ 102] x 100 = 245.1%
Formula
Percentage change = [(352 - 102) / 102] x 100
Subtract the new number by the original number
352 - 102 = 250
250 ÷ 102 = 2.450980392156863
2.450980392156863 x 100 = 245.1%