-4.28% is the change from 701 to 671
Calculation steps:
[( 671 - 701 ) ÷ 701] x 100 = -4.28%
Formula
Percentage change = [(671 - 701) / 701] x 100
Subtract the new number by the original number
671 - 701 = -30
-30 ÷ 701 = -0.042796005706134094
-0.042796005706134094 x 100 = -4.28%