29.76% is the change from 494 to 641
Calculation steps:
[( 641 - 494 ) ÷ 494] x 100 = 29.76%
Formula
Percentage change = [(641 - 494) / 494] x 100
Subtract the new number by the original number
641 - 494 = 147
147 ÷ 494 = 0.2975708502024291
0.2975708502024291 x 100 = 29.76%