-99.59% is the change from 976 to 4
Calculation steps:
[( 4 - 976 ) ÷ 976] x 100 = -99.59%
Formula
Percentage change = [(4 - 976) / 976] x 100
Subtract the new number by the original number
4 - 976 = -972
-972 ÷ 976 = -0.9959016393442623
-0.9959016393442623 x 100 = -99.59%