1.43% is the change from 839 to 851
Calculation steps:
[( 851 - 839 ) ÷ 839] x 100 = 1.43%
Formula
Percentage change = [(851 - 839) / 839] x 100
Subtract the new number by the original number
851 - 839 = 12
12 ÷ 839 = 0.014302741358760428
0.014302741358760428 x 100 = 1.43%