-82.24% is the change from 963 to 171
Calculation steps:
[( 171 - 963 ) ÷ 963] x 100 = -82.24%
Formula
Percentage change = [(171 - 963) / 963] x 100
Subtract the new number by the original number
171 - 963 = -792
-792 ÷ 963 = -0.822429906542056
-0.822429906542056 x 100 = -82.24%