80.64% is the change from 501 to 905
Calculation steps:
[( 905 - 501 ) ÷ 501] x 100 = 80.64%
Formula
Percentage change = [(905 - 501) / 501] x 100
Subtract the new number by the original number
905 - 501 = 404
404 ÷ 501 = 0.8063872255489022
0.8063872255489022 x 100 = 80.64%