68.3% is the change from 448 to 754
Calculation steps:
[( 754 - 448 ) ÷ 448] x 100 = 68.3%
Formula
Percentage change = [(754 - 448) / 448] x 100
Subtract the new number by the original number
754 - 448 = 306
306 ÷ 448 = 0.6830357142857143
0.6830357142857143 x 100 = 68.3%