276.49% is the change from 251 to 945
Calculation steps:
[( 945 - 251 ) ÷ 251] x 100 = 276.49%
Formula
Percentage change = [(945 - 251) / 251] x 100
Subtract the new number by the original number
945 - 251 = 694
694 ÷ 251 = 2.764940239043825
2.764940239043825 x 100 = 276.49%