27.79% is the change from 680 to 869
Calculation steps:
[( 869 - 680 ) ÷ 680] x 100 = 27.79%
Formula
Percentage change = [(869 - 680) / 680] x 100
Subtract the new number by the original number
869 - 680 = 189
189 ÷ 680 = 0.27794117647058825
0.27794117647058825 x 100 = 27.79%