-82.4% is the change from 966 to 170
Calculation steps:
[( 170 - 966 ) ÷ 966] x 100 = -82.4%
Formula
Percentage change = [(170 - 966) / 966] x 100
Subtract the new number by the original number
170 - 966 = -796
-796 ÷ 966 = -0.8240165631469979
-0.8240165631469979 x 100 = -82.4%