16.31% is the change from 705 to 820
Calculation steps:
[( 820 - 705 ) ÷ 705] x 100 = 16.31%
Formula
Percentage change = [(820 - 705) / 705] x 100
Subtract the new number by the original number
820 - 705 = 115
115 ÷ 705 = 0.16312056737588654
0.16312056737588654 x 100 = 16.31%