4.34% is the change from 484 to 505
Calculation steps:
[( 505 - 484 ) ÷ 484] x 100 = 4.34%
Formula
Percentage change = [(505 - 484) / 484] x 100
Subtract the new number by the original number
505 - 484 = 21
21 ÷ 484 = 0.04338842975206612
0.04338842975206612 x 100 = 4.34%