-15.17% is the change from 791 to 671
Calculation steps:
[( 671 - 791 ) ÷ 791] x 100 = -15.17%
Formula
Percentage change = [(671 - 791) / 791] x 100
Subtract the new number by the original number
671 - 791 = -120
-120 ÷ 791 = -0.15170670037926676
-0.15170670037926676 x 100 = -15.17%