245% is the change from 280 to 966
Calculation steps:
[( 966 - 280 ) ÷ 280] x 100 = 245%
Formula
Percentage change = [(966 - 280) / 280] x 100
Subtract the new number by the original number
966 - 280 = 686
686 ÷ 280 = 2.45
2.45 x 100 = 245%
Example