11.51% is the change from 391 to 436
Calculation steps:
[( 436 - 391 ) ÷ 391] x 100 = 11.51%
Formula
Percentage change = [(436 - 391) / 391] x 100
Subtract the new number by the original number
436 - 391 = 45
45 ÷ 391 = 0.11508951406649616
0.11508951406649616 x 100 = 11.51%