-88.82% is the change from 671 to 75
Calculation steps:
[( 75 - 671 ) ÷ 671] x 100 = -88.82%
Formula
Percentage change = [(75 - 671) / 671] x 100
Subtract the new number by the original number
75 - 671 = -596
-596 ÷ 671 = -0.8882265275707899
-0.8882265275707899 x 100 = -88.82%