77.47% is the change from 253 to 449
Calculation steps:
[( 449 - 253 ) ÷ 253] x 100 = 77.47%
Formula
Percentage change = [(449 - 253) / 253] x 100
Subtract the new number by the original number
449 - 253 = 196
196 ÷ 253 = 0.7747035573122529
0.7747035573122529 x 100 = 77.47%