69.2% is the change from 448 to 758
Calculation steps:
[( 758 - 448 ) ÷ 448] x 100 = 69.2%
Formula
Percentage change = [(758 - 448) / 448] x 100
Subtract the new number by the original number
758 - 448 = 310
310 ÷ 448 = 0.6919642857142857
0.6919642857142857 x 100 = 69.2%