334.78% is the change from 115 to 500
Calculation steps:
[( 500 - 115 ) ÷ 115] x 100 = 334.78%
Formula
Percentage change = [(500 - 115) / 115] x 100
Subtract the new number by the original number
500 - 115 = 385
385 ÷ 115 = 3.347826086956522
3.347826086956522 x 100 = 334.78%