17.88% is the change from 671 to 791
Calculation steps:
[( 791 - 671 ) ÷ 671] x 100 = 17.88%
Formula
Percentage change = [(791 - 671) / 671] x 100
Subtract the new number by the original number
791 - 671 = 120
120 ÷ 671 = 0.17883755588673622
0.17883755588673622 x 100 = 17.88%