348.7% is the change from 115 to 516
Calculation steps:
[( 516 - 115 ) ÷ 115] x 100 = 348.7%
Formula
Percentage change = [(516 - 115) / 115] x 100
Subtract the new number by the original number
516 - 115 = 401
401 ÷ 115 = 3.4869565217391303
3.4869565217391303 x 100 = 348.7%