11.9% is the change from 647 to 724
Calculation steps:
[( 724 - 647 ) ÷ 647] x 100 = 11.9%
Formula
Percentage change = [(724 - 647) / 647] x 100
Subtract the new number by the original number
724 - 647 = 77
77 ÷ 647 = 0.11901081916537867
0.11901081916537867 x 100 = 11.9%