105.58% is the change from 448 to 921
Calculation steps:
[( 921 - 448 ) ÷ 448] x 100 = 105.58%
Formula
Percentage change = [(921 - 448) / 448] x 100
Subtract the new number by the original number
921 - 448 = 473
473 ÷ 448 = 1.0558035714285714
1.0558035714285714 x 100 = 105.58%