148.51% is the change from 336 to 835
Calculation steps:
[( 835 - 336 ) ÷ 336] x 100 = 148.51%
Formula
Percentage change = [(835 - 336) / 336] x 100
Subtract the new number by the original number
835 - 336 = 499
499 ÷ 336 = 1.4851190476190477
1.4851190476190477 x 100 = 148.51%