12.31% is the change from 666 to 748
Calculation steps:
[( 748 - 666 ) ÷ 666] x 100 = 12.31%
Formula
Percentage change = [(748 - 666) / 666] x 100
Subtract the new number by the original number
748 - 666 = 82
82 ÷ 666 = 0.12312312312312312
0.12312312312312312 x 100 = 12.31%