17.65% is the change from 680 to 800
Calculation steps:
[( 800 - 680 ) ÷ 680] x 100 = 17.65%
Formula
Percentage change = [(800 - 680) / 680] x 100
Subtract the new number by the original number
800 - 680 = 120
120 ÷ 680 = 0.17647058823529413
0.17647058823529413 x 100 = 17.65%