-91.28% is the change from 963 to 84
Calculation steps:
[( 84 - 963 ) ÷ 963] x 100 = -91.28%
Formula
Percentage change = [(84 - 963) / 963] x 100
Subtract the new number by the original number
84 - 963 = -879
-879 ÷ 963 = -0.9127725856697819
-0.9127725856697819 x 100 = -91.28%