2.75% is the change from 873 to 897
Calculation steps:
[( 897 - 873 ) ÷ 873] x 100 = 2.75%
Formula
Percentage change = [(897 - 873) / 873] x 100
Subtract the new number by the original number
897 - 873 = 24
24 ÷ 873 = 0.027491408934707903
0.027491408934707903 x 100 = 2.75%