-98.73% is the change from 237 to 3
Calculation steps:
[( 3 - 237 ) ÷ 237] x 100 = -98.73%
Formula
Percentage change = [(3 - 237) / 237] x 100
Subtract the new number by the original number
3 - 237 = -234
-234 ÷ 237 = -0.9873417721518988
-0.9873417721518988 x 100 = -98.73%