26.9% is the change from 684 to 868
Calculation steps:
[( 868 - 684 ) ÷ 684] x 100 = 26.9%
Formula
Percentage change = [(868 - 684) / 684] x 100
Subtract the new number by the original number
868 - 684 = 184
184 ÷ 684 = 0.26900584795321636
0.26900584795321636 x 100 = 26.9%