345.14% is the change from 144 to 641
Calculation steps:
[( 641 - 144 ) ÷ 144] x 100 = 345.14%
Formula
Percentage change = [(641 - 144) / 144] x 100
Subtract the new number by the original number
641 - 144 = 497
497 ÷ 144 = 3.451388888888889
3.451388888888889 x 100 = 345.14%