-68.36% is the change from 275 to 87
Calculation steps:
[( 87 - 275 ) ÷ 275] x 100 = -68.36%
Formula
Percentage change = [(87 - 275) / 275] x 100
Subtract the new number by the original number
87 - 275 = -188
-188 ÷ 275 = -0.6836363636363636
-0.6836363636363636 x 100 = -68.36%