20.4% is the change from 250 to 301
Calculation steps:
[( 301 - 250 ) ÷ 250] x 100 = 20.4%
Formula
Percentage change = [(301 - 250) / 250] x 100
Subtract the new number by the original number
301 - 250 = 51
51 ÷ 250 = 0.204
0.204 x 100 = 20.4%
Example