-31.59% is the change from 975 to 667
Calculation steps:
[( 667 - 975 ) ÷ 975] x 100 = -31.59%
Formula
Percentage change = [(667 - 975) / 975] x 100
Subtract the new number by the original number
667 - 975 = -308
-308 ÷ 975 = -0.3158974358974359
-0.3158974358974359 x 100 = -31.59%