277.6% is the change from 250 to 944
Calculation steps:
[( 944 - 250 ) ÷ 250] x 100 = 277.6%
Formula
Percentage change = [(944 - 250) / 250] x 100
Subtract the new number by the original number
944 - 250 = 694
694 ÷ 250 = 2.776
2.776 x 100 = 277.6%
Example