14.8% is the change from 250 to 287
Calculation steps:
[( 287 - 250 ) ÷ 250] x 100 = 14.8%
Formula
Percentage change = [(287 - 250) / 250] x 100
Subtract the new number by the original number
287 - 250 = 37
37 ÷ 250 = 0.148
0.148 x 100 = 14.8%
Example