-13.32% is the change from 773 to 670
Calculation steps:
[( 670 - 773 ) ÷ 773] x 100 = -13.32%
Formula
Percentage change = [(670 - 773) / 773] x 100
Subtract the new number by the original number
670 - 773 = -103
-103 ÷ 773 = -0.1332470892626132
-0.1332470892626132 x 100 = -13.32%