-82.76% is the change from 963 to 166
Calculation steps:
[( 166 - 963 ) ÷ 963] x 100 = -82.76%
Formula
Percentage change = [(166 - 963) / 963] x 100
Subtract the new number by the original number
166 - 963 = -797
-797 ÷ 963 = -0.8276220145379024
-0.8276220145379024 x 100 = -82.76%