2.38% is the change from 839 to 859
Calculation steps:
[( 859 - 839 ) ÷ 839] x 100 = 2.38%
Formula
Percentage change = [(859 - 839) / 839] x 100
Subtract the new number by the original number
859 - 839 = 20
20 ÷ 839 = 0.023837902264600714
0.023837902264600714 x 100 = 2.38%