5.18% is the change from 830 to 873
Calculation steps:
[( 873 - 830 ) ÷ 830] x 100 = 5.18%
Formula
Percentage change = [(873 - 830) / 830] x 100
Subtract the new number by the original number
873 - 830 = 43
43 ÷ 830 = 0.051807228915662654
0.051807228915662654 x 100 = 5.18%