2.25% is the change from 844 to 863
Calculation steps:
[( 863 - 844 ) ÷ 844] x 100 = 2.25%
Formula
Percentage change = [(863 - 844) / 844] x 100
Subtract the new number by the original number
863 - 844 = 19
19 ÷ 844 = 0.022511848341232227
0.022511848341232227 x 100 = 2.25%