-88.82% is the change from 331 to 37
Calculation steps:
[( 37 - 331 ) ÷ 331] x 100 = -88.82%
Formula
Percentage change = [(37 - 331) / 331] x 100
Subtract the new number by the original number
37 - 331 = -294
-294 ÷ 331 = -0.8882175226586103
-0.8882175226586103 x 100 = -88.82%