48.19% is the change from 276 to 409
Calculation steps:
[( 409 - 276 ) ÷ 276] x 100 = 48.19%
Formula
Percentage change = [(409 - 276) / 276] x 100
Subtract the new number by the original number
409 - 276 = 133
133 ÷ 276 = 0.48188405797101447
0.48188405797101447 x 100 = 48.19%