2.21% is the change from 859 to 878
Calculation steps:
[( 878 - 859 ) ÷ 859] x 100 = 2.21%
Formula
Percentage change = [(878 - 859) / 859] x 100
Subtract the new number by the original number
878 - 859 = 19
19 ÷ 859 = 0.02211874272409779
0.02211874272409779 x 100 = 2.21%