287.07% is the change from 116 to 449
Calculation steps:
[( 449 - 116 ) ÷ 116] x 100 = 287.07%
Formula
Percentage change = [(449 - 116) / 116] x 100
Subtract the new number by the original number
449 - 116 = 333
333 ÷ 116 = 2.8706896551724137
2.8706896551724137 x 100 = 287.07%