-9.95% is the change from 744 to 670
Calculation steps:
[( 670 - 744 ) ÷ 744] x 100 = -9.95%
Formula
Percentage change = [(670 - 744) / 744] x 100
Subtract the new number by the original number
670 - 744 = -74
-74 ÷ 744 = -0.09946236559139784
-0.09946236559139784 x 100 = -9.95%