1.56% is the change from 448 to 455
Calculation steps:
[( 455 - 448 ) ÷ 448] x 100 = 1.56%
Formula
Percentage change = [(455 - 448) / 448] x 100
Subtract the new number by the original number
455 - 448 = 7
7 ÷ 448 = 0.015625
0.015625 x 100 = 1.56%
Example