9.92% is the change from 847 to 931
Calculation steps:
[( 931 - 847 ) ÷ 847] x 100 = 9.92%
Formula
Percentage change = [(931 - 847) / 847] x 100
Subtract the new number by the original number
931 - 847 = 84
84 ÷ 847 = 0.09917355371900827
0.09917355371900827 x 100 = 9.92%