79.44% is the change from 501 to 899
Calculation steps:
[( 899 - 501 ) ÷ 501] x 100 = 79.44%
Formula
Percentage change = [(899 - 501) / 501] x 100
Subtract the new number by the original number
899 - 501 = 398
398 ÷ 501 = 0.7944111776447106
0.7944111776447106 x 100 = 79.44%