6.91% is the change from 666 to 712
Calculation steps:
[( 712 - 666 ) ÷ 666] x 100 = 6.91%
Formula
Percentage change = [(712 - 666) / 666] x 100
Subtract the new number by the original number
712 - 666 = 46
46 ÷ 666 = 0.06906906906906907
0.06906906906906907 x 100 = 6.91%