-9.83% is the change from 743 to 670
Calculation steps:
[( 670 - 743 ) ÷ 743] x 100 = -9.83%
Formula
Percentage change = [(670 - 743) / 743] x 100
Subtract the new number by the original number
670 - 743 = -73
-73 ÷ 743 = -0.09825033647375504
-0.09825033647375504 x 100 = -9.83%