103.34% is the change from 449 to 913
Calculation steps:
[( 913 - 449 ) ÷ 449] x 100 = 103.34%
Formula
Percentage change = [(913 - 449) / 449] x 100
Subtract the new number by the original number
913 - 449 = 464
464 ÷ 449 = 1.0334075723830736
1.0334075723830736 x 100 = 103.34%