-15.51% is the change from 793 to 670
Calculation steps:
[( 670 - 793 ) ÷ 793] x 100 = -15.51%
Formula
Percentage change = [(670 - 793) / 793] x 100
Subtract the new number by the original number
670 - 793 = -123
-123 ÷ 793 = -0.15510718789407313
-0.15510718789407313 x 100 = -15.51%