-88.69% is the change from 274 to 31
Calculation steps:
[( 31 - 274 ) ÷ 274] x 100 = -88.69%
Formula
Percentage change = [(31 - 274) / 274] x 100
Subtract the new number by the original number
31 - 274 = -243
-243 ÷ 274 = -0.8868613138686131
-0.8868613138686131 x 100 = -88.69%