8.13% is the change from 861 to 931
Calculation steps:
[( 931 - 861 ) ÷ 861] x 100 = 8.13%
Formula
Percentage change = [(931 - 861) / 861] x 100
Subtract the new number by the original number
931 - 861 = 70
70 ÷ 861 = 0.08130081300813008
0.08130081300813008 x 100 = 8.13%