54.24% is the change from 448 to 691
Calculation steps:
[( 691 - 448 ) ÷ 448] x 100 = 54.24%
Formula
Percentage change = [(691 - 448) / 448] x 100
Subtract the new number by the original number
691 - 448 = 243
243 ÷ 448 = 0.5424107142857143
0.5424107142857143 x 100 = 54.24%