-92.93% is the change from 283 to 20
Calculation steps:
[( 20 - 283 ) ÷ 283] x 100 = -92.93%
Formula
Percentage change = [(20 - 283) / 283] x 100
Subtract the new number by the original number
20 - 283 = -263
-263 ÷ 283 = -0.9293286219081273
-0.9293286219081273 x 100 = -92.93%