63.97% is the change from 494 to 810
Calculation steps:
[( 810 - 494 ) ÷ 494] x 100 = 63.97%
Formula
Percentage change = [(810 - 494) / 494] x 100
Subtract the new number by the original number
810 - 494 = 316
316 ÷ 494 = 0.6396761133603239
0.6396761133603239 x 100 = 63.97%