75.28% is the change from 445 to 780
Calculation steps:
[( 780 - 445 ) ÷ 445] x 100 = 75.28%
Formula
Percentage change = [(780 - 445) / 445] x 100
Subtract the new number by the original number
780 - 445 = 335
335 ÷ 445 = 0.7528089887640449
0.7528089887640449 x 100 = 75.28%