-7.07% is the change from 283 to 263
Calculation steps:
[( 263 - 283 ) ÷ 283] x 100 = -7.07%
Formula
Percentage change = [(263 - 283) / 283] x 100
Subtract the new number by the original number
263 - 283 = -20
-20 ÷ 283 = -0.0706713780918728
-0.0706713780918728 x 100 = -7.07%