2.68% is the change from 858 to 881
Calculation steps:
[( 881 - 858 ) ÷ 858] x 100 = 2.68%
Formula
Percentage change = [(881 - 858) / 858] x 100
Subtract the new number by the original number
881 - 858 = 23
23 ÷ 858 = 0.026806526806526808
0.026806526806526808 x 100 = 2.68%