-0.89% is the change from 674 to 668
Calculation steps:
[( 668 - 674 ) ÷ 674] x 100 = -0.89%
Formula
Percentage change = [(668 - 674) / 674] x 100
Subtract the new number by the original number
668 - 674 = -6
-6 ÷ 674 = -0.008902077151335312
-0.008902077151335312 x 100 = -0.89%