41.12% is the change from 591 to 834
Calculation steps:
[( 834 - 591 ) ÷ 591] x 100 = 41.12%
Formula
Percentage change = [(834 - 591) / 591] x 100
Subtract the new number by the original number
834 - 591 = 243
243 ÷ 591 = 0.41116751269035534
0.41116751269035534 x 100 = 41.12%