2.55% is the change from 825 to 846
Calculation steps:
[( 846 - 825 ) ÷ 825] x 100 = 2.55%
Formula
Percentage change = [(846 - 825) / 825] x 100
Subtract the new number by the original number
846 - 825 = 21
21 ÷ 825 = 0.025454545454545455
0.025454545454545455 x 100 = 2.55%