1.56% is the change from 449 to 456
Calculation steps:
[( 456 - 449 ) ÷ 449] x 100 = 1.56%
Formula
Percentage change = [(456 - 449) / 449] x 100
Subtract the new number by the original number
456 - 449 = 7
7 ÷ 449 = 0.015590200445434299
0.015590200445434299 x 100 = 1.56%