67.42% is the change from 488 to 817
Calculation steps:
[( 817 - 488 ) ÷ 488] x 100 = 67.42%
Formula
Percentage change = [(817 - 488) / 488] x 100
Subtract the new number by the original number
817 - 488 = 329
329 ÷ 488 = 0.6741803278688525
0.6741803278688525 x 100 = 67.42%