-31.18% is the change from 975 to 671
Calculation steps:
[( 671 - 975 ) ÷ 975] x 100 = -31.18%
Formula
Percentage change = [(671 - 975) / 975] x 100
Subtract the new number by the original number
671 - 975 = -304
-304 ÷ 975 = -0.3117948717948718
-0.3117948717948718 x 100 = -31.18%