-89.74% is the change from 975 to 100
Calculation steps:
[( 100 - 975 ) ÷ 975] x 100 = -89.74%
Formula
Percentage change = [(100 - 975) / 975] x 100
Subtract the new number by the original number
100 - 975 = -875
-875 ÷ 975 = -0.8974358974358975
-0.8974358974358975 x 100 = -89.74%