-82.04% is the change from 963 to 173
Calculation steps:
[( 173 - 963 ) ÷ 963] x 100 = -82.04%
Formula
Percentage change = [(173 - 963) / 963] x 100
Subtract the new number by the original number
173 - 963 = -790
-790 ÷ 963 = -0.8203530633437176
-0.8203530633437176 x 100 = -82.04%