7.74% is the change from 879 to 947
Calculation steps:
[( 947 - 879 ) ÷ 879] x 100 = 7.74%
Formula
Percentage change = [(947 - 879) / 879] x 100
Subtract the new number by the original number
947 - 879 = 68
68 ÷ 879 = 0.07736063708759955
0.07736063708759955 x 100 = 7.74%