47.37% is the change from 304 to 448
Calculation steps:
[( 448 - 304 ) ÷ 304] x 100 = 47.37%
Formula
Percentage change = [(448 - 304) / 304] x 100
Subtract the new number by the original number
448 - 304 = 144
144 ÷ 304 = 0.47368421052631576
0.47368421052631576 x 100 = 47.37%