4.32% is the change from 486 to 507
Calculation steps:
[( 507 - 486 ) ÷ 486] x 100 = 4.32%
Formula
Percentage change = [(507 - 486) / 486] x 100
Subtract the new number by the original number
507 - 486 = 21
21 ÷ 486 = 0.043209876543209874
0.043209876543209874 x 100 = 4.32%