30.59% is the change from 680 to 888
Calculation steps:
[( 888 - 680 ) ÷ 680] x 100 = 30.59%
Formula
Percentage change = [(888 - 680) / 680] x 100
Subtract the new number by the original number
888 - 680 = 208
208 ÷ 680 = 0.3058823529411765
0.3058823529411765 x 100 = 30.59%