66.4% is the change from 494 to 822
Calculation steps:
[( 822 - 494 ) ÷ 494] x 100 = 66.4%
Formula
Percentage change = [(822 - 494) / 494] x 100
Subtract the new number by the original number
822 - 494 = 328
328 ÷ 494 = 0.6639676113360324
0.6639676113360324 x 100 = 66.4%