9.03% is the change from 864 to 942
Calculation steps:
[( 942 - 864 ) ÷ 864] x 100 = 9.03%
Formula
Percentage change = [(942 - 864) / 864] x 100
Subtract the new number by the original number
942 - 864 = 78
78 ÷ 864 = 0.09027777777777778
0.09027777777777778 x 100 = 9.03%