60.93% is the change from 279 to 449
Calculation steps:
[( 449 - 279 ) ÷ 279] x 100 = 60.93%
Formula
Percentage change = [(449 - 279) / 279] x 100
Subtract the new number by the original number
449 - 279 = 170
170 ÷ 279 = 0.6093189964157706
0.6093189964157706 x 100 = 60.93%