43.99% is the change from 591 to 851
Calculation steps:
[( 851 - 591 ) ÷ 591] x 100 = 43.99%
Formula
Percentage change = [(851 - 591) / 591] x 100
Subtract the new number by the original number
851 - 591 = 260
260 ÷ 591 = 0.43993231810490696
0.43993231810490696 x 100 = 43.99%