24.59% is the change from 305 to 380
Calculation steps:
[( 380 - 305 ) ÷ 305] x 100 = 24.59%
Formula
Percentage change = [(380 - 305) / 305] x 100
Subtract the new number by the original number
380 - 305 = 75
75 ÷ 305 = 0.2459016393442623
0.2459016393442623 x 100 = 24.59%