-89.46% is the change from 294 to 31
Calculation steps:
[( 31 - 294 ) ÷ 294] x 100 = -89.46%
Formula
Percentage change = [(31 - 294) / 294] x 100
Subtract the new number by the original number
31 - 294 = -263
-263 ÷ 294 = -0.8945578231292517
-0.8945578231292517 x 100 = -89.46%