62.68% is the change from 276 to 449
Calculation steps:
[( 449 - 276 ) ÷ 276] x 100 = 62.68%
Formula
Percentage change = [(449 - 276) / 276] x 100
Subtract the new number by the original number
449 - 276 = 173
173 ÷ 276 = 0.6268115942028986
0.6268115942028986 x 100 = 62.68%