-9.09% is the change from 737 to 670
Calculation steps:
[( 670 - 737 ) ÷ 737] x 100 = -9.09%
Formula
Percentage change = [(670 - 737) / 737] x 100
Subtract the new number by the original number
670 - 737 = -67
-67 ÷ 737 = -0.09090909090909091
-0.09090909090909091 x 100 = -9.09%