10.51% is the change from 742 to 820
Calculation steps:
[( 820 - 742 ) ÷ 742] x 100 = 10.51%
Formula
Percentage change = [(820 - 742) / 742] x 100
Subtract the new number by the original number
820 - 742 = 78
78 ÷ 742 = 0.10512129380053908
0.10512129380053908 x 100 = 10.51%