-80.54% is the change from 971 to 189
Calculation steps:
[( 189 - 971 ) ÷ 971] x 100 = -80.54%
Formula
Percentage change = [(189 - 971) / 971] x 100
Subtract the new number by the original number
189 - 971 = -782
-782 ÷ 971 = -0.8053553038105047
-0.8053553038105047 x 100 = -80.54%