144.09% is the change from 254 to 620
Calculation steps:
[( 620 - 254 ) ÷ 254] x 100 = 144.09%
Formula
Percentage change = [(620 - 254) / 254] x 100
Subtract the new number by the original number
620 - 254 = 366
366 ÷ 254 = 1.4409448818897639
1.4409448818897639 x 100 = 144.09%