4.47% is the change from 291 to 304
Calculation steps:
[( 304 - 291 ) ÷ 291] x 100 = 4.47%
Formula
Percentage change = [(304 - 291) / 291] x 100
Subtract the new number by the original number
304 - 291 = 13
13 ÷ 291 = 0.044673539518900345
0.044673539518900345 x 100 = 4.47%