2.66% is the change from 488 to 501
Calculation steps:
[( 501 - 488 ) ÷ 488] x 100 = 2.66%
Formula
Percentage change = [(501 - 488) / 488] x 100
Subtract the new number by the original number
501 - 488 = 13
13 ÷ 488 = 0.02663934426229508
0.02663934426229508 x 100 = 2.66%