68.15% is the change from 496 to 834
Calculation steps:
[( 834 - 496 ) ÷ 496] x 100 = 68.15%
Formula
Percentage change = [(834 - 496) / 496] x 100
Subtract the new number by the original number
834 - 496 = 338
338 ÷ 496 = 0.6814516129032258
0.6814516129032258 x 100 = 68.15%