6.64% is the change from 873 to 931
Calculation steps:
[( 931 - 873 ) ÷ 873] x 100 = 6.64%
Formula
Percentage change = [(931 - 873) / 873] x 100
Subtract the new number by the original number
931 - 873 = 58
58 ÷ 873 = 0.06643757159221077
0.06643757159221077 x 100 = 6.64%