139.34% is the change from 305 to 730
Calculation steps:
[( 730 - 305 ) ÷ 305] x 100 = 139.34%
Formula
Percentage change = [(730 - 305) / 305] x 100
Subtract the new number by the original number
730 - 305 = 425
425 ÷ 305 = 1.3934426229508197
1.3934426229508197 x 100 = 139.34%