-95.4% is the change from 87 to 4
Calculation steps:
[( 4 - 87 ) ÷ 87] x 100 = -95.4%
Formula
Percentage change = [(4 - 87) / 87] x 100
Subtract the new number by the original number
4 - 87 = -83
-83 ÷ 87 = -0.9540229885057471
-0.9540229885057471 x 100 = -95.4%