15.66% is the change from 709 to 820
Calculation steps:
[( 820 - 709 ) ÷ 709] x 100 = 15.66%
Formula
Percentage change = [(820 - 709) / 709] x 100
Subtract the new number by the original number
820 - 709 = 111
111 ÷ 709 = 0.15655853314527504
0.15655853314527504 x 100 = 15.66%