394.06% is the change from 101 to 499
Calculation steps:
[( 499 - 101 ) ÷ 101] x 100 = 394.06%
Formula
Percentage change = [(499 - 101) / 101] x 100
Subtract the new number by the original number
499 - 101 = 398
398 ÷ 101 = 3.9405940594059405
3.9405940594059405 x 100 = 394.06%