-99.79% is the change from 975 to 2
Calculation steps:
[( 2 - 975 ) ÷ 975] x 100 = -99.79%
Formula
Percentage change = [(2 - 975) / 975] x 100
Subtract the new number by the original number
2 - 975 = -973
-973 ÷ 975 = -0.997948717948718
-0.997948717948718 x 100 = -99.79%