-99.58% is the change from 963 to 4
Calculation steps:
[( 4 - 963 ) ÷ 963] x 100 = -99.58%
Formula
Percentage change = [(4 - 963) / 963] x 100
Subtract the new number by the original number
4 - 963 = -959
-959 ÷ 963 = -0.995846313603323
-0.995846313603323 x 100 = -99.58%