16.7% is the change from 581 to 678
Calculation steps:
[( 678 - 581 ) ÷ 581] x 100 = 16.7%
Formula
Percentage change = [(678 - 581) / 581] x 100
Subtract the new number by the original number
678 - 581 = 97
97 ÷ 581 = 0.16695352839931152
0.16695352839931152 x 100 = 16.7%