209.51% is the change from 305 to 944
Calculation steps:
[( 944 - 305 ) ÷ 305] x 100 = 209.51%
Formula
Percentage change = [(944 - 305) / 305] x 100
Subtract the new number by the original number
944 - 305 = 639
639 ÷ 305 = 2.095081967213115
2.095081967213115 x 100 = 209.51%