9.84% is the change from 742 to 815
Calculation steps:
[( 815 - 742 ) ÷ 742] x 100 = 9.84%
Formula
Percentage change = [(815 - 742) / 742] x 100
Subtract the new number by the original number
815 - 742 = 73
73 ÷ 742 = 0.09838274932614555
0.09838274932614555 x 100 = 9.84%