13.96% is the change from 831 to 947
Calculation steps:
[( 947 - 831 ) ÷ 831] x 100 = 13.96%
Formula
Percentage change = [(947 - 831) / 831] x 100
Subtract the new number by the original number
947 - 831 = 116
116 ÷ 831 = 0.13959085439229843
0.13959085439229843 x 100 = 13.96%