43.12% is the change from 545 to 780
Calculation steps:
[( 780 - 545 ) ÷ 545] x 100 = 43.12%
Formula
Percentage change = [(780 - 545) / 545] x 100
Subtract the new number by the original number
780 - 545 = 235
235 ÷ 545 = 0.43119266055045874
0.43119266055045874 x 100 = 43.12%