27.96% is the change from 304 to 389
Calculation steps:
[( 389 - 304 ) ÷ 304] x 100 = 27.96%
Formula
Percentage change = [(389 - 304) / 304] x 100
Subtract the new number by the original number
389 - 304 = 85
85 ÷ 304 = 0.27960526315789475
0.27960526315789475 x 100 = 27.96%