13.2% is the change from 250 to 283
Calculation steps:
[( 283 - 250 ) ÷ 250] x 100 = 13.2%
Formula
Percentage change = [(283 - 250) / 250] x 100
Subtract the new number by the original number
283 - 250 = 33
33 ÷ 250 = 0.132
0.132 x 100 = 13.2%
Example