24.43% is the change from 397 to 494
Calculation steps:
[( 494 - 397 ) ÷ 397] x 100 = 24.43%
Formula
Percentage change = [(494 - 397) / 397] x 100
Subtract the new number by the original number
494 - 397 = 97
97 ÷ 397 = 0.24433249370277077
0.24433249370277077 x 100 = 24.43%