1.73% is the change from 865 to 880
Calculation steps:
[( 880 - 865 ) ÷ 865] x 100 = 1.73%
Formula
Percentage change = [(880 - 865) / 865] x 100
Subtract the new number by the original number
880 - 865 = 15
15 ÷ 865 = 0.017341040462427744
0.017341040462427744 x 100 = 1.73%