20.76% is the change from 684 to 826
Calculation steps:
[( 826 - 684 ) ÷ 684] x 100 = 20.76%
Formula
Percentage change = [(826 - 684) / 684] x 100
Subtract the new number by the original number
826 - 684 = 142
142 ÷ 684 = 0.20760233918128654
0.20760233918128654 x 100 = 20.76%