161.02% is the change from 254 to 663
Calculation steps:
[( 663 - 254 ) ÷ 254] x 100 = 161.02%
Formula
Percentage change = [(663 - 254) / 254] x 100
Subtract the new number by the original number
663 - 254 = 409
409 ÷ 254 = 1.610236220472441
1.610236220472441 x 100 = 161.02%