71.8% is the change from 500 to 859
Calculation steps:
[( 859 - 500 ) ÷ 500] x 100 = 71.8%
Formula
Percentage change = [(859 - 500) / 500] x 100
Subtract the new number by the original number
859 - 500 = 359
359 ÷ 500 = 0.718
0.718 x 100 = 71.8%
Example