68.69% is the change from 495 to 835
Calculation steps:
[( 835 - 495 ) ÷ 495] x 100 = 68.69%
Formula
Percentage change = [(835 - 495) / 495] x 100
Subtract the new number by the original number
835 - 495 = 340
340 ÷ 495 = 0.6868686868686869
0.6868686868686869 x 100 = 68.69%