-93.23% is the change from 975 to 66
Calculation steps:
[( 66 - 975 ) ÷ 975] x 100 = -93.23%
Formula
Percentage change = [(66 - 975) / 975] x 100
Subtract the new number by the original number
66 - 975 = -909
-909 ÷ 975 = -0.9323076923076923
-0.9323076923076923 x 100 = -93.23%