0.71% is the change from 851 to 857
Calculation steps:
[( 857 - 851 ) ÷ 851] x 100 = 0.71%
Formula
Percentage change = [(857 - 851) / 851] x 100
Subtract the new number by the original number
857 - 851 = 6
6 ÷ 851 = 0.007050528789659225
0.007050528789659225 x 100 = 0.71%