15.4% is the change from 578 to 667
Calculation steps:
[( 667 - 578 ) ÷ 578] x 100 = 15.4%
Formula
Percentage change = [(667 - 578) / 578] x 100
Subtract the new number by the original number
667 - 578 = 89
89 ÷ 578 = 0.15397923875432526
0.15397923875432526 x 100 = 15.4%