-3.31% is the change from 694 to 671
Calculation steps:
[( 671 - 694 ) ÷ 694] x 100 = -3.31%
Formula
Percentage change = [(671 - 694) / 694] x 100
Subtract the new number by the original number
671 - 694 = -23
-23 ÷ 694 = -0.03314121037463977
-0.03314121037463977 x 100 = -3.31%