17.04% is the change from 581 to 680
Calculation steps:
[( 680 - 581 ) ÷ 581] x 100 = 17.04%
Formula
Percentage change = [(680 - 581) / 581] x 100
Subtract the new number by the original number
680 - 581 = 99
99 ÷ 581 = 0.1703958691910499
0.1703958691910499 x 100 = 17.04%