-81.54% is the change from 975 to 180
Calculation steps:
[( 180 - 975 ) ÷ 975] x 100 = -81.54%
Formula
Percentage change = [(180 - 975) / 975] x 100
Subtract the new number by the original number
180 - 975 = -795
-795 ÷ 975 = -0.8153846153846154
-0.8153846153846154 x 100 = -81.54%