-83.28% is the change from 975 to 163
Calculation steps:
[( 163 - 975 ) ÷ 975] x 100 = -83.28%
Formula
Percentage change = [(163 - 975) / 975] x 100
Subtract the new number by the original number
163 - 975 = -812
-812 ÷ 975 = -0.8328205128205128
-0.8328205128205128 x 100 = -83.28%