0.47% is the change from 857 to 861
Calculation steps:
[( 861 - 857 ) ÷ 857] x 100 = 0.47%
Formula
Percentage change = [(861 - 857) / 857] x 100
Subtract the new number by the original number
861 - 857 = 4
4 ÷ 857 = 0.004667444574095682
0.004667444574095682 x 100 = 0.47%