0.12% is the change from 838 to 839
Calculation steps:
[( 839 - 838 ) ÷ 838] x 100 = 0.12%
Formula
Percentage change = [(839 - 838) / 838] x 100
Subtract the new number by the original number
839 - 838 = 1
1 ÷ 838 = 0.0011933174224343676
0.0011933174224343676 x 100 = 0.12%