49.5% is the change from 501 to 749
Calculation steps:
[( 749 - 501 ) ÷ 501] x 100 = 49.5%
Formula
Percentage change = [(749 - 501) / 501] x 100
Subtract the new number by the original number
749 - 501 = 248
248 ÷ 501 = 0.49500998003992014
0.49500998003992014 x 100 = 49.5%