1.99% is the change from 856 to 873
Calculation steps:
[( 873 - 856 ) ÷ 856] x 100 = 1.99%
Formula
Percentage change = [(873 - 856) / 856] x 100
Subtract the new number by the original number
873 - 856 = 17
17 ÷ 856 = 0.01985981308411215
0.01985981308411215 x 100 = 1.99%