0.12% is the change from 845 to 846
Calculation steps:
[( 846 - 845 ) ÷ 845] x 100 = 0.12%
Formula
Percentage change = [(846 - 845) / 845] x 100
Subtract the new number by the original number
846 - 845 = 1
1 ÷ 845 = 0.001183431952662722
0.001183431952662722 x 100 = 0.12%