43.82% is the change from 591 to 850
Calculation steps:
[( 850 - 591 ) ÷ 591] x 100 = 43.82%
Formula
Percentage change = [(850 - 591) / 591] x 100
Subtract the new number by the original number
850 - 591 = 259
259 ÷ 591 = 0.43824027072758037
0.43824027072758037 x 100 = 43.82%