75.72% is the change from 449 to 789
Calculation steps:
[( 789 - 449 ) ÷ 449] x 100 = 75.72%
Formula
Percentage change = [(789 - 449) / 449] x 100
Subtract the new number by the original number
789 - 449 = 340
340 ÷ 449 = 0.7572383073496659
0.7572383073496659 x 100 = 75.72%