-10.43% is the change from 748 to 670
Calculation steps:
[( 670 - 748 ) ÷ 748] x 100 = -10.43%
Formula
Percentage change = [(670 - 748) / 748] x 100
Subtract the new number by the original number
670 - 748 = -78
-78 ÷ 748 = -0.10427807486631016
-0.10427807486631016 x 100 = -10.43%