2.04% is the change from 491 to 501
Calculation steps:
[( 501 - 491 ) ÷ 491] x 100 = 2.04%
Formula
Percentage change = [(501 - 491) / 491] x 100
Subtract the new number by the original number
501 - 491 = 10
10 ÷ 491 = 0.020366598778004074
0.020366598778004074 x 100 = 2.04%