43.48% is the change from 391 to 561
Calculation steps:
[( 561 - 391 ) ÷ 391] x 100 = 43.48%
Formula
Percentage change = [(561 - 391) / 391] x 100
Subtract the new number by the original number
561 - 391 = 170
170 ÷ 391 = 0.43478260869565216
0.43478260869565216 x 100 = 43.48%