-0.89% is the change from 676 to 670
Calculation steps:
[( 670 - 676 ) ÷ 676] x 100 = -0.89%
Formula
Percentage change = [(670 - 676) / 676] x 100
Subtract the new number by the original number
670 - 676 = -6
-6 ÷ 676 = -0.008875739644970414
-0.008875739644970414 x 100 = -0.89%