-89.74% is the change from 312 to 32
Calculation steps:
[( 32 - 312 ) ÷ 312] x 100 = -89.74%
Formula
Percentage change = [(32 - 312) / 312] x 100
Subtract the new number by the original number
32 - 312 = -280
-280 ÷ 312 = -0.8974358974358975
-0.8974358974358975 x 100 = -89.74%